Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Home Energy Emissions Calculator

Estimate your household's annual CO₂ emissions from electricity, heating, and building size. Use it when auditing your carbon footprint or planning energy upgrades.

Monthly Electricity Usage (kWh)

Electricity Grid Type

Heating Fuel Type

Monthly Heating Usage (therms/gallons)

Home Size (sq ft)

Fill in the required fields to see your result.

Carbon Footprint

Food Carbon Footprint Calculator

Estimate your annual CO₂ emissions from food by entering weekly servings of beef, pork/chicken, fish, and dairy. Adjustments for local and organic sourcing refine the result.

Beef Servings per Week (servings)

Pork/Chicken Servings per Week (servings)

Fish Servings per Week (servings)

Dairy Servings per Day (servings)

Local/Seasonal Food Percentage (%)

Organic Food Percentage (%)

Fill in the required fields to see your result.

Key differences

	Home Energy Emissions Calculator	Food Carbon Footprint Calculator
Category	Carbon Footprint	Carbon Footprint
Inputs required	5	6
Result	Annual Home Energy Emissions (lbs CO2)	Annual Food CO₂ Emissions (lbs CO₂)
What it does	Estimate your household's annual CO₂ emissions from electricity, heating, and building size. Use it when auditing your carbon footprint or planning energy upgrades.	Estimate your annual CO₂ emissions from food by entering weekly servings of beef, pork/chicken, fish, and dairy. Adjustments for local and organic sourcing refine the result.