It was important to be clear on baseline model costs, but also costs related to supporting WG in the PfG. Whilst working with estimates, we need to articulate our assumptions explicitly.
Roedd yn bwysig bod yn glir ar gostau model gwaelodlin, ond hefyd costau sy'n gysylltiedig â chefnogi WG yn y Rhaglen Lywodraethu.