Here is something you don’t see every day, a SQL script around Landed Cost in GP. Dynamics GP Essentials: Shipments Landed Cost Report – Item Direct and Indirect Unit Cost
Dynamics GP Essentials: Shipments Landed Cost Report – Item Direct and Indirect Unit Cost
Archived post from 2017. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.