Compare calculators

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

Car Carbon Emissions Calculator

Calculate the annual CO₂ emissions from your car based on how far you drive, your fuel type, and the mix of city versus highway driving. Useful for comparing vehicles or planning emission reductions.

Annual Miles Driven (miles)

Fuel Efficiency (mpg)

Fuel Type

City Driving Percentage (%)

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

	Car Carbon Emissions Calculator	Food Carbon Footprint Calculator
Category	Carbon Footprint	Carbon Footprint
Inputs required	4	6
Result	Annual CO₂ Emissions (lbs CO₂)	Annual Food CO₂ Emissions (lbs CO₂)
What it does	Calculate the annual CO₂ emissions from your car based on how far you drive, your fuel type, and the mix of city versus highway driving. Useful for comparing vehicles or planning emission reductions.	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.