Carbon Footprint Calculator
The Carbon Footprint Calculator estimates your annual CO₂ emissions from the three biggest personal sources: driving, air travel, and home energy use. Understanding your carbon footprint is the first step toward reducing it. The global average per person is about 4–7 tonnes of CO₂ per year.
How to Use This Calculator
- 1
Enter your estimated annual driving distance in kilometres.
- 2
Select your car type to determine the emission factor.
- 3
Enter your total flight hours per year (multiply short-haul flights by ~2 hours, long-haul by ~10).
- 4
Enter your average monthly electricity consumption in kWh.
- 5
Click Calculate to see your estimated annual carbon footprint.
Frequently Asked Questions
A carbon footprint is the total amount of greenhouse gases (primarily CO₂) emitted by an individual, organisation, event, or product, usually expressed in kg or tonnes of CO₂ equivalent per year.