Optimize JavaScript Loading and Execution

How to optimize ocuco.com

WordPress SiteScore: 45/100Analyzed January 2026

Optimize JavaScript Loading and Execution

High Impact+25 points estimated

Why It Matters

JavaScript execution takes 5.6 seconds and blocks the main thread for 10.1 seconds, severely impacting user interactions.

How to Fix

Remove unused plugins like Cassidy AI that contribute 1.8MB of unused JavaScript. Use WP Rocket to defer non-critical scripts and minify remaining JavaScript. Move third-party scripts like Facebook Pixel and Google Tag Manager to load after page interactive using WordPress action hooks.

0Poor

What This Score Means

A score of 45 falls in the "Poor" range (50-89). While it is better than poor (0-49), you should aim for 90+ to provide an optimal user experience and maximize SEO benefits.

This site is slower than approximately 35% of similar sites. The main issues affecting performance are image optimization, JavaScript execution time, and layout stability.

Addressing these issues could improve your conversion rate by 15-20% and boost your search engine rankings.

Core Web Vitals Analysis

LCP

Largest Contentful Paint

4.5s
Poor

Good: < 2.5s

Measures how long it takes for the main content to appear on screen

INP

Interaction to Next Paint

1828ms
Poor

Good: < 200ms

Measures how quickly the page responds to user interactions

CLS

Cumulative Layout Shift

0.00
Good

Good: < 0.1

Measures visual stability - how much content shifts during page load

AI Performance Analysis

This WordPress site has poor performance with a score of 45/100. The biggest problem is excessive JavaScript execution taking over 10 seconds, which is blocking user interactions and causing a massive 33-second delay before the page becomes fully interactive. The site is also suffering from inefficient caching (wasting 924 KiB), oversized images, and render-blocking resources that delay initial page painting by over 2 seconds. Reducing JavaScript payloads, implementing proper caching, and optimizing images could improve the score by 30+ points and dramatically enhance user experience.

Other Optimization Recommendations

Implement Image Optimization Strategy

High Impact+18 points estimated

Why It Matters:

Images consume 949KB of unnecessary bandwidth and the LCP image takes 4.5 seconds to load.

How to Fix:

Compress the chat avatar image (773KB) using ShortPixel or convert to WebP format for 60% size reduction. Add fetchpriority='high' to the LCP element background image. Resize oversized images to match display dimensions using WordPress image processing.

Eliminate Render-Blocking CSS

Medium Impact+12 points estimated

Why It Matters:

CSS files block initial page render for 2.03 seconds, delaying First Contentful Paint significantly.

How to Fix:

Use Autoptimize or WP Rocket to inline critical above-the-fold CSS from Elementor stylesheets. Defer loading of non-critical CSS like Dashicons and admin-bar styles. Remove unused CSS rules that waste 78KB using PurgeCSS integration.

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Keep Your Site Fast After Optimization

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