Event Carbon Footprint Calculator
Calculate your event's carbon emissions and estimate offset costs for sustainable event planning.
Event Carbon Footprint Calculator
Carbon Footprint Estimate
Travel Emissions
8,220 kg
Local: 720 kg | Flight: 7500 kg
Catering Emissions
600 kg
CO2 equivalent
Venue Energy Emissions
100 kg
CO2 equivalent
Per Person
44.6 kg
per attendee
Total Carbon Footprint
8,920 kg CO2
8.92 metric tons
Trees Needed to Offset
446 trees
1 year of growth
Offset Cost
$223
at $25/ton CO2
Emissions Breakdown
Travel:92.2%
Catering:6.7%
Venue Energy:1.1%
Reduce Impact: Choose renewable energy venues, offer plant-based catering, encourage virtual attendance, and purchase carbon offsets for unavoidable emissions.
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How to Use This Calculator
1
Enter attendee count and travel patterns (local, flight).
2
Input catering type and venue energy source.
3
Calculator estimates total CO2 emissions by category.
4
See offset cost and trees needed to neutralize impact.
Why Use This Calculator
- Measure event carbon footprint
- Account for travel, catering, and energy
- Estimate carbon offset costs
- Plan for carbon-neutral events
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"We used the catering calculator for our product launch. The per-guest estimates were spot-on with actual costs."
Brand Manager, Consumer Goods