Recent analysis by UK-based marine assurance specialist, MIS Marine, has revealed that longer voyages undertaken by LNG carriers re-routed round the Cape of Good Hope to avoid the risks of the Red Sea, are having a negative impact on the ships’ carbon intensity indicator (CII) ratings.
https://www.seatrade-maritime.com/tankers/red-sea-crisis-has-negative-impact-gas-ship-cii-ratings