Reefer Ship CII

CII for conventional reefer ships (specialised refrigerated cargo carriers, not container ships). MEPC.337 refrigerated-cargo reference (a=4600, c=0.557). Tighter d1 (0.78) than bulkers - the reefer-cargo trade is homogenous (bananas, citrus, fish).

Ship typeReefer

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This calculator requires JavaScript to compute its result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

\text{CII}_\text{required} = 4600 \cdot \text{DWT}^{-0.557} \cdot (1 - Z)

Symbol	Meaning	Unit
$DWT$	Deadweight	t
$Z$	Annual reduction	fraction

Source: IMO MEPC.337/338/339(76)

In short

CII for conventional refrigerated-cargo ships using the MEPC.337 refrigerated-cargo reference line.

Learn the theory Specialised Ship Types: Ro-ro, Reefer, Heavy-Lift