Dorset Gold Tip Back Metadata Conservation StatusExtinctLast RecordThe 1960sPlace of BreedingDorset, EnglandExtinction ReasonBreedingReferencesAlfred Music. (n.d.). https://content.alfred.com/catpages/12-0571540090.pdf Porter, V., & Mason, I. L. (2002). Mason’s World Dictionary of Livestock Breeds, Types and Varieties (5th ed.). Wallingford, Oxfordshire, UK: CABI Publishing. Duroc-Jersey Duroc (Original) Back to items list