{"id":249669,"date":"2025-07-10T00:00:00","date_gmt":"2025-07-10T00:00:00","guid":{"rendered":"https:\/\/timetoreply.com\/blog\/what-are-the-kpis-for-email-marketing-especially-those-crucial-to-your-success\/"},"modified":"2025-07-14T14:35:50","modified_gmt":"2025-07-14T14:35:50","slug":"email-marketing-kpis","status":"publish","type":"post","link":"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/","title":{"rendered":"Critical Email Marketing KPIs that Drive Campaign Success"},"content":{"rendered":"<p>To run high-performing email campaigns, you need to focus on the KPIs that truly impact results. These email marketing KPIs reveal what\u2019s working, what needs improvement, and where to focus your efforts.<\/p>\n<p>Email is still one of the most dependable marketing channels, but if you\u2019re not tracking performance, you\u2019re basically guessing.\u00a0 You need to understand which emails are generating clicks, converting leads, or simply landing in the dreaded spam or full inbox folders.<\/p>\n<p>Analyzing <a href=\"https:\/\/timetoreply.com\/blog\/email-analytics\/\">email campaign metrics<\/a> like unsubscribe rate, delivery rate, and bounce rate gives you valuable insight into how your emails are performing.<\/p>\n<p>These numbers help marketers understand their sender reputation, spot deliverability issues, and uncover what\u2019s really driving or hurting their engagement.<\/p>\n<p>Consistently tracking the right email marketing KPIs can help you build smarter, more effective campaigns.<\/p>\n<p>In this article, we\u2019ll discuss email marketing KPIs and why businesses can no longer afford to ignore them if they want to drive a successful email campaign.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_75 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Why_email_marketing_KPIs_are_critical_for_business_success\" >Why email marketing KPIs are critical for business success<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Important_email_marketing_KPIs_you_should_be_tracking\" >Important email marketing KPIs you should be tracking<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Open_rate\" >Open rate<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Click-through_rate_CTR\" >Click-through rate (CTR)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Conversion_rate\" >Conversion rate<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Engagement_rate\" >Engagement rate<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Reply_speed\" >Reply speed<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Bounce_rate\" >Bounce rate<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Click-to-open_rate_CTOR\" >Click-to-open rate (CTOR)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#List_growth_rate\" >List growth rate<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Unsubscribe_rate\" >Unsubscribe rate<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Customer_lifetime_value_CLV\" >Customer lifetime value (CLV)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Customer_service_and_sales_email_KPIs_that_drive_results\" >Customer service and sales email KPIs that drive results<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#First_response_time_FRT\" >First response time (FRT)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Average_reply_time\" >Average reply time<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#SLA_adherence\" >SLA adherence<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Email_volume_per_agent\" >Email volume per agent<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Threads_closed_and_resolution_rates\" >Threads closed and resolution rates<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Common_pitfalls_in_measuring_email_marketing_KPIs_and_how_to_avoid_them\" >Common pitfalls in measuring email marketing KPIs (and how to avoid them)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#1_Relying_heavily_on_vanity_metrics_over_strategic_KPIs\" >1. Relying heavily on vanity metrics over strategic KPIs<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#2_Ignoring_deliverability_and_sender_reputation\" >2. Ignoring deliverability and sender reputation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#3_Measuring_KPIs_in_isolation_without_context\" >3. Measuring KPIs in isolation without context<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#4_Failing_to_test_and_iterate_based_on_KPI_insights\" >4. Failing to test and iterate based on KPI insights<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Timetoreply_can_help_supercharge_email_KPIs\" >Timetoreply can help supercharge email KPIs<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#FAQ\" >FAQ<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/timetoreply.com\/blog\/email-marketing-kpis\/#Make_metrics_work_harder_for_you\" >Make metrics work harder for you<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Why_email_marketing_KPIs_are_critical_for_business_success\"><\/span>Why email marketing KPIs are critical for business success<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Email marketing consistently drives sales, sign-ups, and lasting customer relationships. However, to maximize results, you need more than a strong offer or catchy subject line.<\/p>\n<p>You need clear insight into campaign performance. Without tracking the right metrics, it\u2019s impossible to know what\u2019s truly working and where to improve.<\/p>\n<p>Tracking email marketing KPIs helps align each send with your business goals. These metrics reveal what resonates with your audience and help you fine-tune future campaigns. It also highlights issues like soft bounces or spam complaints.<\/p>\n<p>Here\u2019s why these email marketing KPIs matter:<\/p>\n<ul>\n<li><b>They reveal your performance<\/b>: From emails delivered to actual conversions, every data point shows how your email campaigns are landing with recipients<\/li>\n<\/ul>\n<ul>\n<li><b>They guide your decisions<\/b>: Whether you want to boost inbox placement or lower unsubscribe rates, your email marketing KPIs provide the direction<\/li>\n<\/ul>\n<ul>\n<li><b>They power optimization<\/b>: Email marketing KPIs support ongoing improvements, from A\/B testing subject lines to refining landing pages.<\/li>\n<\/ul>\n<ul>\n<li><b>They sharpen your targeting<\/b>: Spotting trends across new subscribers or unengaged subscribers helps refine your audience segments<\/li>\n<\/ul>\n<ul>\n<li><b>They fuel smarter conversations<\/b>: Reporting on real results like engagement rate or <a href=\"https:\/\/timetoreply.com\/blog\/standard-email-response-times-policy\/\">reply speed<\/a> gives your team and stakeholders confidence in the channel<\/li>\n<\/ul>\n<p>By keeping a close eye on these important email marketing KPIs, you\u2019ll transform your email marketing from guesswork to a high-performance, data-driven engine for growth.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Important_email_marketing_KPIs_you_should_be_tracking\"><\/span>Important email marketing KPIs you should be tracking<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Several metrics can be used to determine the success of an email marketing campaign. Here are some key email marketing KPIs that you should be tracking:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Open_rate\"><\/span>Open rate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Open rate is an essential KPI in email marketing because it measures the number of recipients who opened the email relative to the number of emails you sent. You can calculate open rate by dividing the number of unique opens by the number of delivered emails, then multiplying the result by 100.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-251482 aligncenter\" src=\"https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Open-rate-1024x428.jpg\" alt=\"Open rate\" width=\"800\" height=\"335\" srcset=\"https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Open-rate-1024x428.jpg 1024w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Open-rate-300x125.jpg 300w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Open-rate-768x321.jpg 768w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Open-rate.jpg 1112w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: center;\"><i>Image via <\/i><a rel=\"nofollow noopener\" href=\"https:\/\/blog.aweber.com\/learn\/email-marketing-metrics-and-kpis.htm\" target=\"_blank\"><i>AWeber<\/i><\/a><\/p>\n<p>A higher open rate means a better return on investment. It suggests that the subject line was attention-grabbing, relevant, and appealing to the target audience. It also means that the receiver wants to hear from you, which is always good for your brand. A higher open rate leads to increased engagement and improved results.<\/p>\n<p>On the other hand, a low open rate may indicate that your email marketing is not quite hitting the mark. If you have a low open rate, it is worth investigating whether the subject line was grabbing enough, whether your audience is relevant to your business and how up-to-date the contact information is.<\/p>\n<p>Measuring and tracking open rates lets you understand what content is resonating with your audience so you can better target future email marketing efforts.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Click-through_rate_CTR\"><\/span>Click-through rate (CTR)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>CTR is another key KPI in email marketing. CTR tells you what content is being clicked on by whom. CTR is a valuable indicator of the effectiveness of the email content and the call-to-action, as it shows how many recipients were motivated to take action after receiving the email.<\/p>\n<p>Calculate it by taking the total number of unique clicks, dividing it by the total delivered emails, and multiplying by 100.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-251481 aligncenter\" src=\"https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/CTR-1024x384.jpg\" alt=\"CTR\" width=\"800\" height=\"300\" srcset=\"https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/CTR-1024x384.jpg 1024w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/CTR-300x112.jpg 300w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/CTR-768x288.jpg 768w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/CTR-1536x575.jpg 1536w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/CTR.jpg 1802w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: center;\"><i>Image via <\/i><a rel=\"nofollow noopener\" href=\"https:\/\/www.activecampaign.com\/blog\/email-ctr\" target=\"_blank\"><i>ActiveCampaign<\/i><\/a><\/p>\n<p>A high CTR suggests that the email content was relevant, engaging, and well-targeted to the audience. It also indicates that the call to action was clear and persuasive.<\/p>\n<p>A business with high CTR benefits from increased website traffic and customer engagement while boosting conversions and sales.<\/p>\n<p style=\"margin-left: 10em;\"><b>Also Read<\/b>:<\/p>\n<ul style=\"margin-left: 9em;\">\n<li><a href=\"https:\/\/timetoreply.com\/blog\/email-analytics\/\">Email analytics: Key metrics and tools to track performance<\/a><\/li>\n<li><a href=\"https:\/\/timetoreply.com\/blog\/email-marketing-data-analysis\/\">Decoding success: Email marketing data analysis for sales teams<\/a><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Conversion_rate\"><\/span>Conversion rate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Conversion rate measures the number of recipients who took a desired action, such as making a purchase or signing up for a newsletter, relative to the number of emails sent.<\/p>\n<p>To calculate it, divide the number of recipients who completed a desired action (like a purchase or sign-up) by the number of emails delivered, then multiply by 100.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-251480 aligncenter\" src=\"https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Conversion-rate-1024x428.jpg\" alt=\"Conversion rate\" width=\"800\" height=\"334\" srcset=\"https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Conversion-rate-1024x428.jpg 1024w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Conversion-rate-300x125.jpg 300w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Conversion-rate-768x321.jpg 768w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Conversion-rate.jpg 1307w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: center;\"><i>Image via AWeber<\/i><\/p>\n<p>A high conversion rate is good for business because it leads to increased sales, customer engagement, and business growth. A low conversion rate may indicate that your content needs tweaking or that your audience requires further targeting.<\/p>\n<p>Measuring and tracking conversion rates helps businesses determine the return on investment for their email marketing efforts and make data-driven decisions for future success.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Engagement_rate\"><\/span>Engagement rate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The engagement rate measures how actively involved customers are with your email content. It takes into account multiple actions like opens, clicks, replies, forwards, and read time to provide a comprehensive view of the effectiveness of an email marketing campaign.<\/p>\n<p>A high engagement rate indicates that your audience connects with your content and is keen to engage with your brand. This can lead to increased brand awareness, customer loyalty, and sales.<\/p>\n<p>Measuring and tracking engagement rates helps businesses determine growth, continually improve the relevance and effectiveness of their email marketing efforts, and ultimately drive better results.<\/p>\n<p style=\"margin-left: 10em;\"><b>Also Read<\/b>:<\/p>\n<ul style=\"margin-left: 9em;\">\n<li><a href=\"https:\/\/timetoreply.com\/blog\/lead-response-time\/\">Best practices to improve lead response time<\/a><\/li>\n<li><a href=\"https:\/\/timetoreply.com\/blog\/best-email-analytics-platforms\/\">Best email analytics platforms for client teams<\/a><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Reply_speed\"><\/span>Reply speed<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Time to reply is an essential KPI in email marketing as it measures how quickly your business responds to customer inquiries and requests made through email. Quick <a href=\"https:\/\/timetoreply.com\/blog\/impact-of-response-time-on-customer-satisfaction\/\">response times are crucial<\/a> for building and maintaining good customer relationships, as this shows customers that their questions and concerns are valued and will be addressed promptly.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-251479 aligncenter\" src=\"https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Reply-speed.jpg\" alt=\"Reply speed\" width=\"800\" height=\"711\" srcset=\"https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Reply-speed.jpg 1000w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Reply-speed-300x267.jpg 300w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Reply-speed-768x683.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><i>Image via <\/i><a href=\"https:\/\/timetoreply.com\/email-response-time\/\"><i>timetoreply<\/i><\/a><\/p>\n<p>A <a href=\"https:\/\/timetoreply.com\/blog\/why-your-business-needs-quick-customer-replies\/\">quick response time<\/a> leads to increased customer satisfaction, trust, loyalty and sales. It can even result in repeat business and positive word-of-mouth recommendations. On the other hand, <a href=\"https:\/\/timetoreply.com\/blog\/impact-of-delayed-email-responses-on-logistics-customer-service\/\">slow response times<\/a> can result in frustration and disappointment and may cause customers to reach out to your competitors.<\/p>\n<p>Measuring and tracking the time to reply metric allows businesses to monitor and improve their <a href=\"https:\/\/timetoreply.com\/email-response-time\/\">email response times<\/a>.<\/p>\n<p>Focusing on time to reply ensures your business delivers the <a href=\"https:\/\/timetoreply.com\/blog\/how-quick-customer-service-resolution-equals-better-customer-experiences\/\">best customer experience<\/a> to boost sales and conversions.<\/p>\n<p>Faster responses build trust, reduce friction, and keep prospects engaged. You can learn how to use data to <a href=\"https:\/\/timetoreply.com\/blog\/data-to-improve-email-response-times\/\">improve email response times<\/a> and strengthen your competitive edge.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Bounce_rate\"><\/span>Bounce rate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Your bounce rate tells you what percentage of emails never reached your recipients\u2019 inboxes. As one of the most important email marketing KPIs, it helps you monitor email deliverability and sender reputation.<\/p>\n<p>It&#8217;s calculated by dividing the number of bounced emails by the total sent emails, then multiplying by 100. Bounce rates fall into two main categories:<\/p>\n<ul>\n<li><b>Soft bounces<\/b>: Occur when recipient servers temporarily reject messages due to full inboxes or server issues<\/li>\n<li><b>Hard bounces<\/b>: Happen when emails hit invalid email addresses or non-existent domains<\/li>\n<\/ul>\n<p>A high bounce rate can trigger spam filters and negatively impact your domain\u2019s reputation with internet service providers.<\/p>\n<p>To reduce bounces, clean your subscriber list regularly. Also, use a double opt-in process for new subscribers, and avoid sending emails to unengaged users. Monitoring these email marketing KPIs ensures your campaigns actually reach their audience.<\/p>\n<p style=\"margin-left: 10em;\"><b>Also Read<\/b>:<\/p>\n<ul style=\"margin-left: 9em;\">\n<li><a href=\"https:\/\/timetoreply.com\/blog\/how-to-improve-first-contact-resolution\/\">How to improve first contact resolution rate: Top tips<\/a><\/li>\n<li><a href=\"https:\/\/timetoreply.com\/blog\/data-to-improve-email-response-times\/\">How to use data to improve email response times effectively<\/a><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Click-to-open_rate_CTOR\"><\/span>Click-to-open rate (CTOR)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The click-to-open rate (CTOR) is one of the most insightful email marketing KPIs to track. It shows how many people clicked a link after opening your email, revealing the effectiveness of your content and calls to action.<\/p>\n<p>Unlike click-through rate, which measures total clicks per email sent, CTOR isolates the engaged portion of your audience. To calculate it, divide the number of unique clicks by unique opens, then multiply by 100.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-251478 aligncenter\" src=\"https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/CTOR-1024x429.jpg\" alt=\"CTOR\" width=\"800\" height=\"335\" srcset=\"https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/CTOR-1024x429.jpg 1024w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/CTOR-300x126.jpg 300w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/CTOR-768x321.jpg 768w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/CTOR.jpg 1302w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: center;\"><i>Image via AWeber<\/i><\/p>\n<p>A high CTOR indicates that your subject line, content, and landing page worked together effectively. In contrast, a low CTOR often signals weak content, misaligned offers, or poorly placed calls to action.<\/p>\n<p>To improve your CTOR, align your subject lines with the email body, and craft clear and compelling CTAs. Also test different layouts or visuals. A strong CTOR is essential for driving better results across your campaigns.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"List_growth_rate\"><\/span>List growth rate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This metric measures how quickly you\u2019re acquiring new subscribers. Among email marketing KPIs, it\u2019s one of the most growth-oriented, offering a snapshot of how compelling your sign-up strategies are.<\/p>\n<p>List growth rate accounts for both new subscribers gained and existing subscribers lost. You can calculate it by subtracting unsubscribes and bounces from new sign-ups, then dividing by the total list size and multiplying by 100.<\/p>\n<p>Healthy list growth indicates that your lead magnets, landing pages, and signup forms are effective. Conversely, slow or negative growth often indicates stagnant content, ineffective subject lines, or low engagement on landing pages.<\/p>\n<p>To boost this metric, encourage sign-ups with gated content, referral incentives, and clear value propositions across all channels.<\/p>\n<p>Maintaining a steady influx of new, engaged contacts helps compensate for natural attrition and supports long-term success with your email campaigns.<\/p>\n<p style=\"margin-left: 10em;\"><b>Also Read<\/b>:<\/p>\n<ul style=\"margin-left: 9em;\">\n<li><a href=\"https:\/\/timetoreply.com\/blog\/email-productivity\/\">Maximizing email productivity: Strategies, tools, and best practices<\/a><\/li>\n<li><a href=\"https:\/\/timetoreply.com\/blog\/email-slas-logistics-firms\/\">Email SLAs for logistics firms (and why you need one)<\/a><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Unsubscribe_rate\"><\/span>Unsubscribe rate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Another very important metric is the unsubscribe rate, which measures how many recipients opted out after receiving an email. It signals disengagement or dissatisfaction, helping you refine your messaging and targeting.<br \/>\nYou can calculate the unsubscribe rate by dividing the number of unsubscribes by the number of delivered emails, then multiplying by 100. While some churn is expected, a consistently high rate could indicate over-emailing, irrelevant content, or misleading subject lines.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-251477 aligncenter\" src=\"https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Unsubscribe-rate-1024x413.jpg\" alt=\"Unsubscribe rate\" width=\"800\" height=\"323\" srcset=\"https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Unsubscribe-rate-1024x413.jpg 1024w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Unsubscribe-rate-300x121.jpg 300w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Unsubscribe-rate-768x310.jpg 768w, https:\/\/timetoreply.com\/wp-content\/uploads\/2023\/02\/Unsubscribe-rate.jpg 1317w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: center;\"><i>Image via AWeber<\/i><\/p>\n<p>To reduce this rate, respect your subscribers\u2019 preferences, avoid pushy sales language, and proactively remove unengaged contacts before frustration grows.<\/p>\n<p>You can also boost performance by segmenting your list, managing send frequency, and setting clear expectations at sign-up.<\/p>\n<p>By regularly reviewing this email marketing KPI, you can retain more email recipients, reduce spam complaints, and maintain long-term list health. A low unsubscribe rate is a strong indicator that your future messages are likely to be welcomed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Customer_lifetime_value_CLV\"><\/span>Customer lifetime value (CLV)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>While not exclusive to email, customer lifetime value is one of the most strategic email marketing KPIs available. It measures the total revenue generated by subscribers throughout their relationship with your brand.<\/p>\n<p>It connects email performance directly to business outcomes. You can calculate the CLV by multiplying the average purchase value by the purchase frequency and the average customer lifespan.<\/p>\n<p>Email-driven Customer Lifetime Value (CLV) often surpasses that of other marketing channels, thanks to email\u2019s unique ability to build strong customer relationships. Subscribers who actively engage with email campaigns tend to show greater loyalty and higher spending over time.<\/p>\n<p>You can improve this metric by segmenting your list based on behavior, re-engaging dormant users, and offering timely, personalized messages. This KPI is crucial for tracking retention and driving repeat sales from loyal customers.<\/p>\n<p>By tracking these email marketing KPIs, you can gain insights into the performance of your email marketing campaigns and make data-driven decisions to improve their effectiveness.<\/p>\n<p style=\"margin-left: 10em;\"><b>Also Read<\/b>:<\/p>\n<ul style=\"margin-left: 9em;\">\n<li><a href=\"https:\/\/timetoreply.com\/blog\/customer-service-analytics-guide-for-sales-and-customer-teams\/\">Customer service analytics guide for sales and customer teams<\/a><\/li>\n<li><a href=\"https:\/\/timetoreply.com\/blog\/customer-service-analytics-use-cases\/\">Customer service analytics use cases + metrics<\/a><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Customer_service_and_sales_email_KPIs_that_drive_results\"><\/span>Customer service and sales email KPIs that drive results<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Traditional email marketing KPIs emphasize campaign performance. Whereas, customer service, and sales teams require metrics that reflect relationship-building and revenue growth.<\/p>\n<p>That\u2019s when more specialized email marketing KPIs come into play \u2014 the kind that <a href=\"https:\/\/timetoreply.com\/blog\/best-email-analytics-platforms\/\">email marketing platforms<\/a> like timetoreply track and improve in real time to help you get better results.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"First_response_time_FRT\"><\/span>First response time (FRT)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This KPI measures how quickly your team responds to incoming emails. In both sales and support contexts, a faster initial response increases the likelihood of a positive customer experience and shortens the sales cycle.<\/p>\n<p>timetoreply helps teams monitor FRT across individuals and <a href=\"https:\/\/timetoreply.com\/shared-mailbox-reporting-software\/\">shared inboxes<\/a>, making it easy to maintain accountability and hit response benchmarks.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Average_reply_time\"><\/span>Average reply time<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Unlike first response time, the average reply time tracks how long it takes your team to respond to all emails in a thread. timetoreply calculates both average first reply time and <a href=\"https:\/\/timetoreply.com\/blog\/average-email-response-times-across-different-industries\/\">average overall reply time<\/a>, offering a complete picture of responsiveness.<\/p>\n<p>Quick, consistent replies build trust, reduce friction, and enhance inbox reputation, so this metric is directly tied to customer satisfaction and retention.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"SLA_adherence\"><\/span>SLA adherence<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Many businesses commit to Service Level Agreements (SLAs). For example, \u201crespond within 4 hours.\u201d Timetoreply\u2019s SLA reports let you set goals for first response time, overall reply time, or time-to-close \u2014 and easily track who\u2019s meeting them.<\/p>\n<p>With <a href=\"https:\/\/timetoreply.com\/\">timetoreply<\/a>, real-time alerts notify teams when SLA thresholds are in danger. This enables them to take proactive steps like reallocating resources or identifying training needs before issues escalate.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Email_volume_per_agent\"><\/span>Email volume per agent<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Similar to \u201csent and received\u201d counts in email marketing KPIs, the volume of emails handled per agent reveals workload distribution.<\/p>\n<p>It\u2019s useful for spotting workload imbalances, optimizing staffing, and ensuring no one is overwhelmed or underutilized. For balance, timetoreply logs inbound, outbound, and replied volumes per mailbox or agent.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Threads_closed_and_resolution_rates\"><\/span>Threads closed and resolution rates<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Beyond simply replying, CS teams need to close email threads. Thread completion follows after a customer journey, from problem identification to final resolution and customer satisfaction, is successfully undertaken.<\/p>\n<p>timetoreply tracks resolution metrics and thread completion rates, thereby ensuring ticket flow and SLA objectives remain in sync.<\/p>\n<p style=\"margin-left: 10em;\"><b>Also Read<\/b>:<\/p>\n<ul style=\"margin-left: 9em;\">\n<li><a href=\"https:\/\/timetoreply.com\/blog\/email-management\/\">Email management: Why it matters for business<\/a><\/li>\n<li><a href=\"https:\/\/timetoreply.com\/blog\/how-to-make-your-business-more-productive\/\">How to make your business more productive: Quick tips<\/a><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Common_pitfalls_in_measuring_email_marketing_KPIs_and_how_to_avoid_them\"><\/span>Common pitfalls in measuring email marketing KPIs (and how to avoid them)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Tracking the right email marketing KPIs is essential for building a high-performing email marketing strategy. Yet, many marketers fall into common traps that compromise their campaign performance, distort <a href=\"https:\/\/timetoreply.com\/blog\/email-analytics\/\">email performance analytics<\/a>, and misguide future decisions.<\/p>\n<p>Below are some of the most frequent mistakes and how your marketing team can overcome them.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Relying_heavily_on_vanity_metrics_over_strategic_KPIs\"><\/span>1. Relying heavily on vanity metrics over strategic KPIs<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>It\u2019s easy to get excited about high open rates and send volumes. However, if those numbers aren\u2019t paired with actions like clicks, conversions, or replies, they can offer a false sense of success.<\/p>\n<p>Factors such as Apple Mail privacy updates and spam filters can cause open rates to be inflated or misleading. If you\u2019re judging your email marketing strategy solely on opens, you\u2019re missing the bigger picture.<\/p>\n<p><b>Solution<\/b>: Shift your focus to more actionable email marketing KPIs like click-to-open rate (CTOR), reply speed, and conversion rate. These offer clearer insight into whether your content is compelling and if recipients are taking the desired next step.<\/p>\n<p>Complement this with tools like <a href=\"https:\/\/timetoreply.com\/\">timetoreply<\/a>, which offer more nuanced email marketing analytics beyond just surface-level numbers.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Ignoring_deliverability_and_sender_reputation\"><\/span>2. Ignoring deliverability and sender reputation<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>You could have a brilliant offer, but if your emails never make it to the recipient\u2019s inbox, it won\u2019t matter. Unfortunately, many marketers overlook important metrics like bounce rate and spam complaint rates, falsely assuming that once an email is sent, it\u2019s read.<\/p>\n<p>Poor list hygiene, frequent bounces, and lack of authentication protocols can damage your sender reputation, tanking your email performance before a single click.<\/p>\n<p><b>Solution<\/b>: Regularly clean your subscriber lists to remove invalid addresses and unengaged subscribers. Monitor soft bounces and set up proper SPF, DKIM, and DMARC records with your email service provider.<\/p>\n<p>Also, monitor your sender reputation with major email service providers and address deliverability issues before they impact campaign performance.<\/p>\n<p style=\"margin-left: 10em;\"><b>Also Read<\/b>:<\/p>\n<ul style=\"margin-left: 9em;\">\n<li><a href=\"https:\/\/timetoreply.com\/blog\/email-marketing-challenges\/\">Common email marketing challenges and their solutions<\/a><\/li>\n<li><a href=\"https:\/\/timetoreply.com\/blog\/enhance-productivity-with-email-analytics\/\">How to enhance productivity with email analytics software<\/a><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"3_Measuring_KPIs_in_isolation_without_context\"><\/span>3. Measuring KPIs in isolation without context<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Analyzing individual email marketing metrics without considering broader marketing strategy context can lead to misguided optimization efforts. After all, each email marketing KPI tells only part of your performance story.<\/p>\n<p>For instance, a high CTR can be deceptive if everyone\u2019s clicking the same link and then bouncing from the web pages you\u2019ve directed them to. Without context, even \u201cgood\u201d metrics can hide problems in the email marketing strategy or on the landing page side.<\/p>\n<p><b>Solution<\/b>: Create comprehensive email marketing KPIs dashboards that display multiple important metrics together with relevant context. You want to compare current campaign performance against historical benchmarks, industry standards, and seasonal patterns.<\/p>\n<p>Combining email marketing analytics with website performance data provides a complete view, empowering you to create successful campaigns and seamless customer journeys.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Failing_to_test_and_iterate_based_on_KPI_insights\"><\/span>4. Failing to test and iterate based on KPI insights<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>It\u2019s one thing to collect extensive email marketing KPIs data, and a completely different thing to translate insights into actionable improvements. Unfortunately, taking a passive approach to email marketing analytics wastes valuable opportunities.<\/p>\n<p>Without systematic testing based on email metrics analysis, teams repeat unsuccessful strategies. Collecting data becomes an end in itself, rather than a means to achieve successful marketing outcomes.<\/p>\n<p><b>Solution<\/b>: Establish regular testing protocols that use email marketing KPIs to guide experimentation. Test subject lines, send times, content formats, and call-to-action placement based on your email performance data.<\/p>\n<p>Create feedback loops where email marketing metrics directly inform future marketing strategy decisions. Document what works for you, building a knowledge base that helps your marketing team replicate successful campaigns while avoiding repeated mistakes.<\/p>\n<p style=\"margin-left: 10em;\"><b>Also Read<\/b>:<\/p>\n<ul style=\"margin-left: 9em;\">\n<li><a href=\"https:\/\/timetoreply.com\/blog\/customer-service-emails\/\">How to write customer service emails that work<\/a><\/li>\n<li><a href=\"https:\/\/timetoreply.com\/blog\/email-communication-skills\/\">Email communication skills in customer-focused environments<\/a><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Timetoreply_can_help_supercharge_email_KPIs\"><\/span>Timetoreply can help supercharge email KPIs<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Even the most brilliant email strategy can fall apart without <a href=\"https:\/\/timetoreply.com\/blog\/why-your-business-needs-quick-customer-replies\/\">quick customer replies<\/a>. timetoreply eliminates this risk by offering you a full picture of how your team handles email communication.<\/p>\n<p>You get detailed performance dashboards that measure real-time individual and team-level responsiveness. This way, you can spot workload bottlenecks, set <a href=\"https:\/\/timetoreply.com\/blog\/average-email-response-time\/\">reply time benchmarks<\/a>, and ensure high-value leads aren\u2019t falling through the cracks.<\/p>\n<p>These insights help you identify unengaged subscribers, track engagement patterns, and maximize your return. By empowering your team with real-time metrics, you can also <a href=\"https:\/\/timetoreply.com\/blog\/enhance-productivity-with-email-analytics\/\">boost your productivity<\/a> as well as the performance culture.<\/p>\n<p>Over time, this leads to higher conversion rates, better inbox placement, and a boost in bottom-line results.<\/p>\n<p style=\"margin-left: 10em;\"><b>Also Read<\/b>:<\/p>\n<ul style=\"margin-left: 9em;\">\n<li><a href=\"https:\/\/timetoreply.com\/blog\/email-analytics\/\">Email analytics: Key metrics and tools to track performance<\/a><\/li>\n<li><a href=\"https:\/\/timetoreply.com\/blog\/email-marketing-data-analysis\/\">Decoding success: Email marketing data analysis for sales teams<\/a><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><b>1. How often should I track email marketing KPIs?<\/b><\/p>\n<p>Regularly monitoring KPIs is key to maintaining deliverability and catching issues like soft bounces or spam complaints early. High-volume senders or sales teams may track KPIs daily or weekly.<\/p>\n<p>Most experts recommend weekly reviews of open rate, CTR, and bounce rate, along with monthly checks on conversions and subscriber trends. Using tools like timetoreply, you can get daily insights on reply speed and engagement rate, keeping your campaigns agile and responsive.<\/p>\n<p><b>2. How can you measure your email marketing success?<\/b><\/p>\n<p>Successful email marketing comes down to tracking the right mix of metrics. Start with engagement like open rates, CTR, and conversions. Then layer in CLV, ROI, and deliverability indicators like inbox placement and unsubscribe rate.<\/p>\n<p>This helps you understand what\u2019s working, what\u2019s not, and how your emails are really performing.<\/p>\n<p><b>3. What is a good CTR for email marketing?<\/b><\/p>\n<p>A good Click-Through Rate (CTR) varies by industry, but most benchmarks range from 2-5%. B2B and SaaS brands may see 3\u20135%, while ecommerce and nonprofits often range from 1\u20133%.<\/p>\n<p>If yours is low, test subject lines, improve deliverability, or refine your CTA. Also track click-to-open rate to see how well your email content converts engaged subscribers into active participants.<\/p>\n<p><b>4. Can timetoreply track marketing KPIs or just reply metrics?<\/b><\/p>\n<p>timetoreply is built for operational email analytics, specializing in response times, reply metrics, and workflow management. It\u2019s especially effective at tracking reply speed, email volume, and SLA performance for customer service and sales teams.<\/p>\n<p><b>5. What are the main steps in email marketing?<\/b><\/p>\n<p>A strategic email marketing process typically includes:<\/p>\n<ul>\n<li>Building and segmenting a clean subscriber list. This includes using double opt-in to improve deliverability<\/li>\n<li>Crafting relevant emails with strong subject lines, clear CTAs, and optimized landing pages<\/li>\n<li>Sending campaigns through a reliable ESP and tracking key email marketing KPIs like CTR, unsubscribe rate<\/li>\n<li>Analyzing results and optimizing future messages based on performance data. This includes refining subject lines and cleaning invalid email addresses<\/li>\n<\/ul>\n<p style=\"margin-left: 10em;\"><b>Also Read<\/b>:<\/p>\n<ul style=\"margin-left: 9em;\">\n<li><a href=\"https:\/\/timetoreply.com\/blog\/email-analytics-alternatives\/\">Email analytics alternatives you can use<\/a><\/li>\n<li><a href=\"https:\/\/timetoreply.com\/blog\/benefits-of-cloud-based-email-management\/\">Key benefits of cloud-based email management<\/a><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Make_metrics_work_harder_for_you\"><\/span>Make metrics work harder for you<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Even the most well-crafted email campaigns can fall short if leads don\u2019t get\u00a0 <a href=\"https:\/\/timetoreply.com\/blog\/follow-up-emails\/\">timely follow-up responses<\/a>. Tracking email marketing KPIs like open and click-through rates is important\u2014but real success comes from turning engagement into lasting customer relationships.<\/p>\n<p>The most effective teams look beyond basic metrics. They combine traditional email data with response time insights to get a fuller picture and drive better results.<\/p>\n<p>That\u2019s where Timetoreply comes in. It helps you move from guesswork to clarity, giving your team the tools to respond faster and perform better.<\/p>\n<p>Curious how <a href=\"https:\/\/timetoreply.com\/\">timetoreply<\/a> can boost your sales team&#8217;s performance? Give it a try with our 15-day free trial \u2014 no pressure, no commitments. Start turning every email into a growth opportunity.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>To run high-performing email campaigns, you need to focus on the KPIs that truly impact results. These email marketing KPIs reveal what\u2019s working, what needs improvement, and where to focus&#8230;<\/p>\n","protected":false},"author":10,"featured_media":251475,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"cos_headline_score":0,"cos_seo_score":0,"cos_headline_text":"Critical Email Marketing KPIs that Drive Campaign Success","cos_headline_has_been_analyzed":false,"cos_last_analyzed_headline":[],"footnotes":""},"categories":[4],"tags":[],"class_list":["post-249669","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-2"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.7.1 (Yoast SEO v25.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Top email marketing KPIs key to your success | timetoreply<\/title>\n<meta name=\"description\" content=\"Email marketing KPIs reveal what\u2019s working in your campaigns. 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