Remove Unused JavaScript and CSS

How to optimize opportunity.co.za

WordPress SiteScore: 27/100Analyzed March 2026Re-analyze this site

Remove Unused JavaScript and CSS

High Impact+20 points estimated

Why It Matters

Over 2.4MB of unused JavaScript and 411KB of unused CSS are slowing LCP by 7+ seconds.

How to Fix

Install Asset CleanUp Pro to disable unused plugins on specific pages. Remove YouTube embeds if not essential, or replace with lightweight thumbnail previews. Use PurgeCSS or similar tools to eliminate unused CSS rules from your theme and plugins.

0Poor

What This Score Means

A score of 27 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

19.1s
Poor

Good: < 2.5s

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

INP

Interaction to Next Paint

482ms
Needs Improvement

Good: < 200ms

Measures how quickly the page responds to user interactions

CLS

Cumulative Layout Shift

0.01
Good

Good: < 0.1

Measures visual stability - how much content shifts during page load

AI Performance Analysis

This WordPress site has severe performance issues with a critically low score of 27/100. The biggest problem is excessive JavaScript from YouTube embeds and bloated site files, which causes the page to take over 37 seconds to become fully interactive and delays the largest content from appearing for a devastating 19.1 seconds. The site is loading a massive 4.3MB PDF file and 2.4MB of unused JavaScript, while render-blocking CSS and JS files prevent anything from displaying for over 4 seconds. Removing unnecessary YouTube scripts, optimizing the enormous file sizes, and deferring non-critical resources could potentially improve the score by 40+ points and transform this from an unusable to acceptable user experience.

Other Optimization Recommendations

Eliminate Render-Blocking Resources

High Impact+25 points estimated

Why It Matters:

Critical CSS and JavaScript files are blocking initial page render, delaying FCP by 4.4 seconds.

How to Fix:

Use WP Rocket or Autoptimize to defer non-critical CSS and JavaScript. Inline critical above-the-fold CSS directly in the HTML head. Move non-essential scripts to load asynchronously after page content is visible.

Optimize Hero Image Delivery

High Impact+15 points estimated

Why It Matters:

The 664KB hero background image is delaying LCP by 1.6 seconds as it's not optimized or prioritized.

How to Fix:

Convert the hero.jpg to WebP format for 40% size reduction. Add fetchpriority='high' to the LCP element. Serve responsive images using WordPress's srcset functionality to deliver appropriately sized images for different devices.

Keep Your Site Fast After Optimization

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