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Shopify Theme Load Impact Calculator

Calculate the revenue impact of slow Shopify theme load times, 0.1s of LCP = ~0.5% CR loss.

Shopify
Estimated monthly revenue lift
$11,700
From 6.5% CR lift
LCP improvement
1.30s faster
Annualised lift
$140,400
Conservative estimate based on consensus ~0.5% CR loss per 100ms LCP delay. Actual varies by traffic source (mobile-heavy = bigger impact).

About this tool

Every 100ms of LCP delay costs ~0.5% conversion. Calculator estimates lost revenue from your current theme speed.

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