https://harley-davidson.com
Sustainability
· 6 checks — CO2 emissions, green hosting, repeat-visit weight, carbon budget, and transfer efficiency rolled into one auditable list.SCORE
68
GRADE
D
FIX
2
REVIEW
1
PASS
3
INFO
0
Checks
63 PASS 1 REVIEW 2 FIX
FCO2 Per Page LoadAction1.96g CO2 per viewFIX
CO2 Per Page Load
Action1.96g CO2 per view
1.96g CO2 per view
Warning::
1.96g CO2 per page view
This page transfers 8.3 MB, producing an estimated 1.96g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.05g, network 0.41g, end-user device 1.50g.
Got: 1.96g CO2 Expected: < 0.50g (sustainability target)
Info::
At 10,000 monthly views: 235.0 kg CO2/year
With 10,000 page views per month, this page would generate approximately 235.0 kg of CO2 annually — equivalent to charging 29380 smartphones.
Info::
Green hosting reduces data center emissions
1.96g
Carbon Footprint per page view
✗ Above sustainability target (0.50g)
Cleaner than 12% of websites
Sustainable Web Design model v4 · Page size: 8.3 MB
Your site
1.96g
Top 10%
0.20g
Target
0.50g
Median website
0.60g
Energy Breakdown
Data center
0.05g
Network
0.41g
End-user device
1.50g
At 10,000 monthly views: Monthly: 19.6 kg · Annual: 235.0 kg · ≈ 29380 smartphone charges
FCarbon BudgetAction88th percentileFIX
Carbon Budget
Action88th percentile
88th percentile
Warning::
1.96g CO2 — above the median website (0.60g)
Heavier than an estimated 12% of websites. Reducing page weight, optimizing images, and removing unused JavaScript would lower the carbon footprint. See the Performance tab.
Info::
Estimated 88th percentile
Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.
Top 10%
Target
Median website
1.96g
88th percentile
Cleaner than 12% of websites
✗ Above the median website
vs Median 226% more
vs Target 292% more
BTransfer Efficiency76% efficientREVIEW
Transfer Efficiency
76% efficient
76% efficient
Info::
Transfer efficiency: 76%
An estimated 2008 KB (24%) could be eliminated: 0 KB via better compression, 0 KB via modern image formats, 2008 KB of unused JavaScript. This wasted data produces 0.46g of unnecessary CO2 per page view.
Total waste: 2008 KB (24% of page weight)
Unused JS 2008 KB
0.46g unnecessary CO2 per visit
Actual transfer 8474 KB
Theoretical minimum 6465 KB
Potential savings 2008 KB (0.46g CO2)
See Deep Analysis sections above for specific optimizations.
A+Green HostingGreen (both)PASS
Green Hosting
Green (both)
Green (both)
Info::
Both hosting and CDN use renewable energy
Got: Hosting: Next.js, CDN: Cloudflare
Info::
Next.js: Verified by the Green Web Foundation
Info::
Cloudflare: 100% renewable energy for global network since 2019
Info::
Green hosting status based on known provider commitments
Green hosting detection uses a curated database of provider renewable energy commitments. This is not a real-time verification. For authoritative checks, visit thegreenwebfoundation.org.
Green Hosting✓ Green Hosted
Hosting Next.js✓CDN Cloudflare✓
Next.js: Verified by the Green Web Foundation
Cloudflare: 100% renewable energy for global network since 2019
Based on known provider commitments. Verify at thegreenwebfoundation.org
A+Repeat Visit Weight98% cachedPASS
Repeat Visit Weight
98% cached
98% cached
Info::
98% reduction on repeat visits
Returning visitors download only 175 KB (vs 8474 KB first visit). 274 of 283 resources are served from browser cache, saving 1.92g CO2 per repeat visit.
Info::
Repeat visit: 0.04g CO2 (first visit: 1.96g)
First visit
8474 KB
Repeat visit
175 KB
98% reduction on repeat visits
Saving 1.92g CO2 per returning visitor
274 resources served from cache · 9 resources re-downloaded
A+Green HostingWhether the site is served from green-energy infrastructurePASS
Green Hosting
Whether the site is served from green-energy infrastructure
Green Hosting
This site is hosted on green energy infrastructure
Provider: Cloudflare
All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.