Carbon Intensity Indicator (CII) Calculator For Ships

CII ratings (Carbon Intensity Indicator) aim to make the carbon intensity rating of any given ship easy to understand, transparent, and standardised.

Ship Details

Ship Name

IMO Registration Number

Ship Flag

Ship Type

Deadweight Tonnage

Gross Tonnage

Select report Year

Distance Travelled

Select fuel type(s)

Diesel or gas oil

Fuel mass consumed

Light fuel oil (LFO)

Fuel mass consumed

Heavy fuel oil (HFO)

Fuel mass consumed

Liquified petroleum (propane)

Fuel mass consumed

Liquified petroleum (butane)

Fuel mass consumed

Ethane

Fuel mass consumed

Liquified natural gas (LNG)

Fuel mass consumed

Methanol

Fuel mass consumed

Ethanol

Fuel mass consumed

Year	Rating	Attained CII (A)	Required CII (R)	Attained:Required Ratio (AR)

Additional formats:

View CSV

year,rating,attainedCii,requiredCii,attainedRequiredRatio

View JSON

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Choose a scenario below to pre-fill the form with sample data.

An example of an island hopping passenger ferry with strong IMO CII results.

An example baltic trading cargo ship.

An example international oil tanker.