Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Carbon Footprint
Home Energy Carbon Calculator
Estimate annual CO₂ emissions from your home's electricity and natural gas use, given your monthly consumption and the carbon intensity of your electricity grid. Returns kilograms of CO₂ per year.
Fill in the required fields to see your result.
Carbon Footprint
Household Carbon Footprint Calculator
Estimate your household's total annual CO₂ emissions from electricity, natural gas, driving, flights, and diet. Use it to identify your biggest emission sources and find where to cut back.
Fill in the required fields to see your result.
Key differences
| Home Energy Carbon Calculator | Household Carbon Footprint Calculator | |
|---|---|---|
| Category | Carbon Footprint | Carbon Footprint |
| Inputs required | 3 | 6 |
| Result | Annual home energy CO2 emissions (kg CO2) | Annual CO₂ Emissions (lbs CO₂) |
| What it does | Estimate annual CO₂ emissions from your home's electricity and natural gas use, given your monthly consumption and the carbon intensity of your electricity grid. Returns kilograms of CO₂ per year. | Estimate your household's total annual CO₂ emissions from electricity, natural gas, driving, flights, and diet. Use it to identify your biggest emission sources and find where to cut back. |