Remove Unused JavaScript Code

How to optimize amberly.au

WordPress SiteScore: 56/100Analyzed May 2026Re-analyze this site

Remove Unused JavaScript Code

High Impact+15 points estimated

Why It Matters

94KB of unused JavaScript wastes bandwidth and delays LCP by 600ms.

How to Fix

Install Asset CleanUp plugin to disable unused scripts per page. Remove unnecessary WordPress plugins and themes. Use WP Rocket's delay JavaScript execution feature for non-critical scripts.

0Needs Improvement

What This Score Means

A score of 56 falls in the "Needs Improvement" 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

10.0s
Poor

Good: < 2.5s

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

INP

Interaction to Next Paint

105ms
Good

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 56/100, indicating significant user experience issues. The biggest problem is an extremely slow server response time of 1,040 milliseconds, which is causing both First Contentful Paint (5.6s) and Largest Contentful Paint (10.0s) to fail Core Web Vitals thresholds. The site is also heavily impacted by render-blocking resources, unused JavaScript (94 KiB), and oversized images that are much larger than their displayed dimensions. Addressing the server response time alone could improve load times by nearly a second, while optimizing images and removing unused code could provide substantial additional performance gains.

Other Optimization Recommendations

Optimize Server Response Time

High Impact+25 points estimated

Why It Matters:

Your server takes 1,040ms to respond, directly delaying both LCP and FCP by 950ms each.

How to Fix:

Install WP Rocket or W3 Total Cache for page caching. Upgrade to faster WordPress hosting with SSD storage. Enable gzip compression and optimize your database using WP-Optimize plugin.

Eliminate Render-Blocking Resources

High Impact+20 points estimated

Why It Matters:

Blocking CSS and JavaScript delay page rendering by 630ms, significantly impacting LCP and FCP.

How to Fix:

Use Autoptimize or WP Rocket to defer non-critical JavaScript. Inline critical CSS for above-the-fold content. Load Google Fonts asynchronously using font-display: swap in your theme's functions.php.

Keep Your Site Fast After Optimization

Once your site is optimized, maintain that speed. Use DeployHQ for zero-downtime, automated deployments—so performance fixes and updates go live safely every time, without breaking your site.

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