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

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.

Office Area (sq ft)

Number of Employees (employees)

Monthly Electricity Cost ($)

Electricity Rate ($/kWh)

Heating/Cooling Intensity

Remote Work Percentage (%)

Fill in the required fields to see your result.

Carbon Footprint

Event Carbon Footprint Calculator

Estimate total CO₂ emissions for an event by factoring in attendee travel, venue energy, catering, and materials. Ideal for event planners, sustainability managers, and conference organizers calculating or reducing event impact.

Number of Attendees (people)

Average Travel Distance (miles)

Primary Travel Method

Event Duration (days)

Venue Type

Catering Type

Fill in the required fields to see your result.

Key differences

	Office Carbon Footprint Calculator	Event Carbon Footprint Calculator
Category	Carbon Footprint	Carbon Footprint
Inputs required	6	6
Result	Annual Office CO₂ Emissions (lbs CO₂)	Total Event Carbon Footprint (lbs CO2)
What it does	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.	Estimate total CO₂ emissions for an event by factoring in attendee travel, venue energy, catering, and materials. Ideal for event planners, sustainability managers, and conference organizers calculating or reducing event impact.