Sustainable ToolGLEC v3.2
Carbon Footprint Calculator
Estimate CO2e emissions and the EU ETS impact on your logistics operations. Based on the global GLEC Framework v3.2 standard aligned with ISO 14083:2023.
0.012
kg CO2e/t-km
Maritime
0.022
kg CO2e/t-km
Rail
0.062
kg CO2e/t-km
Road
0.602
kg CO2e/t-km
Air
1
Select transport mode
You can compare multiple modes at the same time
2
Enter shipment data
Cargo weight and travel distance
tonnes
1 t10,000 t
km
1 km20,000 km
3
Real-timeCalculation results
500 t · 1,200 km
MaritimeMost efficient
7,200 kg CO2eRail
13,200 kg CO2eRoad
37,200 kg CO2eAir
361,200 kg CO2eMost efficient
Maritime
0.012 kg CO₂e/t-km
7,200kg CO2e
≈ 51.4 Madrid-Barcelona flights per passenger
EU ETS cost504 €
Road
0.062 kg CO₂e/t-km
37,200kg CO2e
≈ 15.5 cars running for one year
EU ETS cost2,604 €
Potential savings
Choosing Maritime over Road
-30,000kg CO2e-80.6%
Equivalent to planting 1,364 trees or avoiding 214.3 flights from Madrid to Barcelona.
Key Data
70€
EU ETS price per tonne CO2
50x
Maritime is more efficient than air
3x
Rail is more efficient than road
2024
Maritime sector entry into EU ETS
GLEC Framework v3.2 (Oct 2025)
Aligned with ISO 14083:2023
Updated: 2025-10-23