Carbon Calculator
Calculate the environmental impact of transporting goods via ship, plane, or truck.
Calculate the environmental impact of transporting goods via ship, plane, or truck.
Our scientifically-backed approach to calculating greenhouse gas emissions from global shipping operations, based on international standards and peer-reviewed research.
Our emission calculations follow international standards and guidelines from leading environmental organizations, ensuring accuracy and consistency across all transportation modes.
| Transport Mode | Emission Factor (gCO₂e/tonne-km) | Source |
|---|---|---|
| Sea Freight (Container) | 10.0 | AGGI 2024 |
| Air Freight | 602.0 | AGGI 2024 |
| Road Freight (Rigid Truck) | 78.0 | AGGI 2024 |
| Road Freight (Articulated Truck) | 62.0 | AGGI 2024 |
Fuel production & distribution emissions
Direct fuel combustion emissions
• Australian Government National Greenhouse Gas Inventory (AGGI) 2024
• GLEC Framework Version 2.0 - Global Logistics Emissions Council
• Department of Climate Change, Energy, the Environment and Water
• International Maritime Organization (IMO) Fourth GHG Study 2020
• IPCC AR6 Climate Change 2022: Mitigation of Climate Change
Accurate port location data is essential for precise distance calculations and carbon footprint estimations. Our system utilizes multiple data sources to ensure comprehensive global port coverage.
Published distances from maritime authorities and shipping lines for major trade routes
Shortest distance between ports multiplied by route factor (1.2× for sea, 1.1× for air)
1) Official distances 2) Great circle with route factor 3) Manual distance input
• @geoapify/un-locode Package - Comprehensive UN/LOCODE database with Geoapify-enhanced coordinates covering 115,000+ global locations
• UN/LOCODE Database - United Nations Code for Trade and Transport Locations with precise maritime and aviation coordinates
• Distances between Domestic and International Ports (PUB 151) - National Geospatial-Intelligence Agency
• Searates.com - Professional maritime distance calculator
• Great Circle Mapper - Aviation distance calculations
• Port Authority published route information
Small shipment inefficiency factor
Medium shipment factor
Large shipment efficiency factor