MARPOL Annex VI - EEXI Required Index

Required EEXI for a given ship type and DWT per MEPC.328(76) - the benchmark that every in-service ship (in-force 2023-01-01) must meet.

EEXIMEPC.328Decarb

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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{EEXI}_{req} = a \cdot DWT^{-c} \cdot (1 - X)

Symbol	Meaning	Unit
$a, c$	Segment-specific coefficients
$DWT$	Deadweight	dwt

Source: MEPC.328(76) + MEPC.364(79)

Required EEXI for a given ship type and DWT per MEPC.