In-vivo composition of carcass regions in lambs of two genetic lines, and selection of CT positions for estimation of each region

Small Ruminant Research

Volumn 66, Issue 1-3, 2006, Pages 201-208

  Kvame, T ^a   Vangen, O ^a  

^a NORWEGIAN UNIVERSITY OF LIFE SCIENCES   (Norway)

Author keywords

Composition of carcass regions; CT scanning; Lamb; Meat line; Scan sites

Indexed keywords

ANIMALIA; OVIS ARIES;

EID: 33748922619     PISSN: 09214488     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.smallrumres.2005.09.014     Document Type: Article

References (24)

1. Afonso, J.J.M., 1992. Changes in body composition in sheep during growth, pregnancy and lactation. Dr. Thesis. University of New England, Armidale, Australia.
2. Davies A.S., Garden K.L., Young M.J., and Reid C.S.W. An atlas of X-ray tomographical anatomy of the sheep. Dep. Scientific and Industrial Research. N.Z. DSIR Bull. 243 (1987) 118
3. Fagsenteret for Kjøtt, 2005. Klassifiseringsprinsipper, småfe. Internet: document [www.fagkjott.no/files/220Klassifisering401P__Klassifiseringsprinsipper__Smaafe.doc].
4. Fullerton G.D. Tissue imaging and characterisation. In: Fullerton G.D., and Zagzebski J.A. (Eds). Medical Physics of CT and Ultrasound. Medical Physics Monograph vol. 6 (1980), American Institute of Physics 125
5. Gilde Norsk Kjøtt, 2003. Kjøttnytt. Sau og Geit. 6, 70.
6. Gundersen H.J.G., Bendtsen T.F., Korbo L., Marcussen N., Møller A., Nielsen K., Nyenaargd J.R., Pakkenberg B., Sørensen F.B., Vesterby A., and West M.J. Some new, simple and efficient sterological methods and their use in pathological research and diagnosis. Acta Pathol., Microbiol. Immunol. Scand. 96 (1988) 379-394
7. Hopkins D.L., and Fogarty N.M. Diverse Lamb Genotypes-1. Yield of saleable cuts and meat in the carcass and the prediction of yield. Meat Sci. 49 4 (1998) 459-475
8. Hopkins D.L., Fogarty N.M., and Menzies D.J. Differences in composition, muscularity, muscle:bone ratio and cut dimension between six lamb genotypes. Meat Sci. 45 4 (1997) 439-450
9. Jones H.E., Lewis R.M., Young M.J., and Simm G. Genetic parameters for carcass composition and muscularity in sheep measured by X-ray computer tomography, ultrasound and dissection. Livest. Prod. Sci. 90 2-3 (2004) 167-179
10. Jones H.E., Lewis R.M., Young M.J., Wolf B.T., and Warkup C.C. Changes in muscularity with growth and its relationship with other carcass traits in three terminal sire breeds of sheep. Anim. Sci. 74 (2002) 265-275
11. Jopson N.B., Amer P.R., and McEwan J.C. Comparison of two-stage selection breeding programmes for terminal sire sheep. Proc. N.Z. Soc. Anim. Prod. 64 (2004) 212-216
12. Jopson N.B., Kolstad K., Sehested E., and Vangen O. Computed tomography as an accurate and cost effective alternative to carcass dissection. Proc. Aust. Assoc. Anim. Breed. Gen. 11 (1995) 635-639
13. Kirton A.H., Mercer G.J.K., Duganzich D.M., Clarke J.N., and Woods E.G. Composition of lamb carcasses and cuts based on the October 1983 to 1998 export lamb carcass classification standards in New Zealand. N.Z. J. Agric. Res. 42 1 (1999) 65-75
14. Kirton A.H., Duganzich D.M., Mercer G.J.K., Clarke J.N., Dobbie J.L., and Wilson J.A. Muscle distribution in lamb progeny from several breeds. Proc. N.Z. Soc. Anim. Prod. 57 (1997) 267
15. Kvame T., Vangen O., 2005. Selection for lean weight based on CT and ultrasound in a meat line of sheep. Livest. Prod. Sci., in press.
16. Kvame T., Brenøe U.T., Vangen O., 2005. Body tissue development in lambs of two genetic lines analysed by X-ray computer tomography. Small Rum. Res., in press.
17. Kvame T.K., McEwan J.C., Amer P., and Jopson N.B. Economic benefits in selection for weight and composition of lamb cuts predicted by computer tomography. Livest. Prod. 90 (2004) 123-133
18. Noakes D.E. Dystocia in cattle. Vet. J. 153 (1997) 123-124
19. Olesen I., Svendsen M., Klemetsdal G., and Steine G. Application of a multiple trait model for genetic evaluation of maternal and lamb traits in Norwegian sheep. Anim. Sci. 60 (1995) 457-469
20. SAS Institute Inc., 1999. SAS Technical Report p-229. SAS/STAT Software: Changes and Enhancements, v. 8. SAS Institute Inc., Cary, NC, 620 pp.
21. Sehested, E., 1986. In-vivo prediction of lamb carcass composition by computerized tomography. Dr. Thesis. Agric. University, Norway, 81 pp.
22. Webster A.J.F. Rendering unto Caesar: welfare problems in Belgian blue cattle. Vet. J. 163 (2002) 228-229
23. Wolf B.T., Jones D.A., and Owen M.G. Carcass composition, conformation and muscularity in Texel lambs of different breeding history, sex and leg shape score. Anim. Sci. 72 (2001) 465-475
24. Young M.J., Nsoso S.J., Ogan C.M., and Beatson P.R. Prediction of carcass tissue weight in vivo using live weight, ultrasound or X-ray CT-measurements. Proc. N.Z. Soc. Anim. Prod. 56 (1996) 205-211