SEEMP Part II / III KPI Tracker

Compare a ship's current CII trajectory against the declining required-CII schedule and flag whether a SEEMP Part III corrective action plan is due.

IMOOperationalSEEMP Parts II / III

Annual attained CII (last 3 years)

Year −3 Attained CIIgCO₂ / (dwt·nm)Year −2 Attained CIIgCO₂ / (dwt·nm)Year −1 Attained CIIgCO₂ / (dwt·nm)

Corresponding required CII

Year −3 Required CIIgCO₂ / (dwt·nm)Year −2 Required CIIgCO₂ / (dwt·nm)Year −1 Required CIIgCO₂ / (dwt·nm)

Year −3 rating: D

Year −2 rating: E

Year −1 rating: E

SEEMP Part III due?: YES

E rating in at least one year.

Changing the inputs requires JavaScript. The calculator above shows its default inputs and result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

\text{Part III required} = (\text{three consecutive D ratings}) \lor (\text{any single E rating})

Symbol	Meaning	Unit
$Rating$ _y$	A–E band for year $y$

Source: IMO MEPC.346(78) - SEEMP Parts II and III; IMO MEPC.347(78); IMO MEPC.339(76)

In short

Track three-year CII rating history and flag when a SEEMP Part III corrective action plan is required.

Learn the theory BIMCO CII and Emissions Clauses