Breed differences and genetic parameters for fat traits of crossbred cattle

Pitchford, W.S., Deland, M.P.B., Siebert, B.D., Malau-Aduli, A.E.O., and Bottema, C.D.K. (2001) Breed differences and genetic parameters for fat traits of crossbred cattle. In: Proceedings of the Conference of the Association for the Advancement of Animal Breeding and Genetics (14) pp. 477-480. From: AAABG 2001: 14th Conference of the Association for the Advancement of Animal Breeding and Genetics, July 2001, Queenstown, New Zealand.

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Abstract

Sires representing seven diverse breeds were mated to Hereford cows over four years and the progeny slaughtered. Highly marbled Jersey and Wagyu crossbred cattle had softer fat (6% lower melting point) than the other breeds. The Angus crosses marbled like Jersey and Wagyu, but had harder fat similar to the very lean Belgian Blue. Hereford, South Devon and Limousin crosses had harder fat than Angus crosses. The South Devon had similar marbling to the Hereford (moderate), but with much less P8 fat (similar to Limousin). Heritabilities were low (e.g. marbling 18%) to moderate (e.g. carcass weight 36%) for the various carcass traits measured.

Item ID: 54991
Item Type: Conference Item (Research - E1)
ISBN: 978-0-9586299-2-8
ISSN: 1328-3227
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Date Deposited: 27 Nov 2018 02:01
FoR Codes: 07 AGRICULTURAL AND VETERINARY SCIENCES > 0702 Animal Production > 070201 Animal Breeding @ 100%
SEO Codes: 83 ANIMAL PRODUCTION AND ANIMAL PRIMARY PRODUCTS > 8303 Livestock Raising > 830301 Beef Cattle @ 100%
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