Cyflwynwyd y cais am statws PGI i'r Comisiwn Ewropeaidd ar ran cynhyrchwyr y caws yng Nghymru, a arweiniwyd gan Carwyn Adams o Caws Cenarth.
The application for PGI status was made to the European Commission on behalf of Traditional Welsh Caerphilly Cheesemakers in Wales, led by Carwyn Adams from Caws Cenarth.