First visit
CO2 0.444g
SIZE 598.97 KB
Return visit
CO2 0.426g
SIZE 574.24 KB
Emissions calculator
40%
60%
Total: per month
This is equivalent to: Driving miles in a Tesla Model S Watching hours of Netflix (in HD)
At least trees would be needed to offset the CO2 in a year
Page breakdown
Type
Requests
Size
CO2
Image
13
503.7 KB
0.373g
Font
4
61.59 KB
0.046g
Document
1
14.03 KB
0.010g
Stylesheet
3
9.92 KB
0.007g
Script
3
9.74 KB
0.007g
Core Web Vitals
Max Potential First Input Delay
20 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task.
Cumulative Layout Shift
0.001
Cumulative Layout Shift measures the movement of visible elements within the viewport.
Largest Contentful Paint
0.9 s
Largest Contentful Paint marks the time at which the largest text or image is painted.
Opportunities
JavaScript execution time
0.0 s
Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this.
Initial server response time was short
Root document took 60 ms
Keep the server response time for the main document short because all other requests depend on it.
Minimizes main-thread work
0.2 s
Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this.
First Meaningful Paint
0.8 s
First Meaningful Paint measures when the primary content of a page is visible.
Uses efficient cache policy on static assets
2 resources found
A long cache lifetime can speed up repeat visits to your page.
Serve images in next-gen formats
Potential savings of 88 KiB
Image formats like WebP and AVIF often provide better compression than PNG or JPEG, which means faster downloads and less data consumption.
Avoids an excessive DOM size
294 elements
A large DOM will increase memory usage, cause longer style calculations, and produce costly layout reflows
Time to Interactive
0.8 s
Time to interactive is the amount of time it takes for the page to become fully interactive.
First Contentful Paint
0.8 s
First Contentful Paint marks the time at which the first text or image is painted.
Avoids enormous network payloads
Total size was 599 KiB
Large network payloads cost users real money and are highly correlated with long load times.
Properly size images
Potential savings of 142 KiB
Serve images that are appropriately-sized to save cellular data and improve load time.
Speed Index
0.8 s
Speed Index shows how quickly the contents of a page are visibly populated.
Notes
* These are assets not hosted on the same domain e.g. tracking scripts, iframe embeds, or files hosted on a CDN.
These measurements are for each new visitor, for returning visitors the footprint would be lower based on caching mechanisms.
Our brackets for the ratings: