Google PageSpeed Insight is optimized
 

We already use Google PageSpeed Insights Tool for checking the page load speed of our website. It is now optimized to use real-user data from Chrome to display how optimized your site actually is. So if you still have poor page load speed, try improving it now!

what is the page load speed of your website? what is the idle page loading speed according to you?

If most resources from a page are render blocking, PageSpeed Insights considers a page to have large optimization headroom.

This is depend on css errors and crop image size and render blocking.