Core Web Vitals work improved LCP from 4.1s to 2.3s, threshold-ready URLs from 32% to 78%, and organic clicks by 31%.
Measured LCP
Priority URLs Meeting Thresholds
Organic Clicks
The campaign improved measured Largest Contentful Paint (LCP) from 4.1 seconds to 2.3 seconds on the selected test pages. The number of priority URLs meeting the targeted performance thresholds increased from 32% to 78%, while organic clicks increased by 31% over five months.
This anonymized Website Performance campaign applied Core Web Vitals Optimisation for Selected test pages, with a reported timeframe of 5 months.
Slow page loading was hurting user experience on priority pages. The goal was to bring those pages within Core Web Vitals thresholds.
Largest Contentful Paint (LCP) was measured on selected test pages to set a baseline of 4.1 seconds.
Performance work brought measured LCP down to 2.3 seconds on those test pages.
Priority URLs were monitored against the targeted thresholds, and the share passing rose from 32% to 78%.
| Metric | Reported result |
|---|---|
| Measured LCP (selected test pages) | 4.1s → 2.3s |
| Priority URLs meeting thresholds | 32% → 78% |
| Organic clicks | +31% |
| Timeframe | 5 months |
These are reported outcomes for this campaign, not guaranteed benchmarks or forecasts. Traffic, ranking, enquiry, and technical measures describe different aspects of performance and should not be compared as if they were equivalent. A future campaign should be assessed against its own baseline, measurement setup, market, and business goals.
For other website performance businesses considering Core Web Vitals Optimisation, this case shows which measures are worth tracking from day one: search visibility, clicks, and the business action that matters most, such as enquiries, sales, or sign-ups. The right priorities depend on the business's starting position, target audience, and objectives. Learn more about Technical SEO services.
Client names and domains are omitted from this case study. Results and timeframes are reported as supplied for the campaign.
The reported timeframe was 5 months. The campaign improved measured Largest Contentful Paint (LCP) from 4.1 seconds to 2.3 seconds on the selected test pages.
Measured LCP: 4.1s to 2.3s; Priority URLs Meeting Thresholds: 32% to 78%; Organic Clicks: +31%. The number of priority URLs meeting the targeted performance thresholds increased from 32% to 78%, while organic clicks increased by 31% over five months.
Largest Contentful Paint (LCP) was measured on selected test pages to set a baseline of 4.1 seconds. Performance work brought measured LCP down to 2.3 seconds on those test pages. Priority URLs were monitored against the targeted thresholds, and the share passing rose from 32% to 78%.
Not necessarily. These are reported outcomes for one campaign, not guarantees. Results depend on the website's starting point, competition, market, budget, and how quickly changes are implemented. A free SEO review sets a realistic baseline for your own site.
Client names and domains are withheld to protect client confidentiality. The industry, market, timeframe, and measured results are reported as recorded for the campaign.
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By Buddhika S Weerasekara, SEO consultant with 15+ years of experience since 2010 and founder of Applantics (Pvt) Ltd.
Let's talk about what a focused SEO strategy could deliver for your business. Every plan starts with a free review of your site, market and competitors.