MARPOL Annex VI - CII Rating by Year
Calculate attained CII and the A–E rating band for a given calendar year - the operational carbon-intensity check introduced 2023-01-01.
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Formula, assumptions, and limits
| Symbol | Meaning | Unit |
|---|---|---|
| Annual fuel consumption | t/yr | |
| Fuel carbon factor | tCO₂/tfuel | |
| Deadweight | dwt |
Source: MEPC.336(76) / MEPC.337(76)
In short
Calculate attained CII and the A\u2013E rating band for a given calendar year - the operational carbon-intensity check introduced 2023-01-01.