Event Emissions
Event Emissions Calculator
Calculate the CO₂ footprint of your wedding, conference, festival or party — attendee travel, venue energy and catering included. Offset instantly with verified carbon credits.
Our AI-powered calculator asks about attendees, venue and catering — done in about a minute
Calculate My Event EmissionsFree · No account required · Results in seconds
Typical Event Emissions
Rough estimates for planning. Actual figures depend on attendee travel, venue and catering choices.
| Event | CO₂e | Offset cost |
|---|---|---|
| Wedding (100 guests) | ~8,000 kg | ~€320 |
| Conference day (200 attendees) | ~12,000 kg | ~€480 |
| Local party (50 guests) | ~700 kg | ~€28 |
| Corporate offsite (30 people, flights) | ~9,000 kg | ~€360 |
| Festival day (5,000 attendees) | ~200,000 kg | ~€8,000 |
Prices at €0.04/kg CO₂e. See methodology.
How It Works
- 1
Describe your event — "a 120-guest wedding near Madrid, most guests driving"
- 2
Our AI multiplies per-head travel, venue energy and catering factors by your attendee count
- 3
Get your CO₂e figure and offset instantly with verified carbon credits