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.
Carbon Footprint
Office Carbon Footprint Calculator
Quantify annual CO₂ emissions from your office's electricity use, heating and cooling, and employee commuting. Useful for ESG reports and identifying the biggest reduction opportunities.
Key differences
| Home Energy Carbon Calculator | Office Carbon Footprint Calculator | |
|---|---|---|
| Category | Carbon Footprint | Carbon Footprint |
| Inputs required | 3 | 6 |
| Result | Annual home energy CO2 emissions (kg CO2) | Annual Office 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. | Quantify annual CO₂ emissions from your office's electricity use, heating and cooling, and employee commuting. Useful for ESG reports and identifying the biggest reduction opportunities. |