Alternative Fuels

GAP to extend book-and-claim agreement with Maersk

July 10, 2026

US-based retailer GAP will extend its use of A.P. Moller-Maersk's low-emission shipping service for its European trade lanes, according to Antoine Bennett, head of supply chain and transportation procurement at GAP.

IMAGE: Methanol-capable container ship, Tauranga Maersk. Linkedin of A.P. Moller-Maersk


Under the service, Maersk bunkers some of its vessels with biofuel or bio-methanol blends and allocates credits equivalent to the resulting greenhouse gas (GHG) emissions reductions to cargo owners and transport buyers through a book-and-claim model.

The fuels used under the programme deliver at least a 65% well-to-wake GHG emissions reduction compared with a fossil fuel reference value of 94 gCO2e/MJ, Maersk said.

Customers can claim an 8.5% GHG emissions reduction using a 10% biofuel blend, 21% using a 25% blend, 43% using a 50% blend or 85% using 100% bio-bunker fuels.

GAP used the service to claim emissions reductions equivalent to around 1,071 mtCO2e compared with fossil fuels in 2025, contributing to reductions in its Scope 3 supply chain emissions.

The book-and-claim model allows GAP to claim the associated emissions reductions even if its actual cargo is transported on a conventional-fuelled vessel.

By Konica Bhatt

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