Effect of castration age on weight and size of some muscles in Piemontese male cattle

Effect of pre- and post-pubertal castration on muscle weight and measurements has been studied in 3 groups of Piemontese male cattle (EC - early castrated, LC - late castrated, IM - intact) reared in the same environmental conditions and slaughtered at about 18 month of age, at about 550 kg of l.w.,...

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Main Authors: D. Biagini, C. Lazzaroni
Format: Article
Language:English
Published: Taylor & Francis Group 2010-04-01
Series:Italian Journal of Animal Science
Online Access:http://www.aspajournal.it/index.php/ijas/article/view/1538
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author D. Biagini
C. Lazzaroni
author_facet D. Biagini
C. Lazzaroni
author_sort D. Biagini
collection DOAJ
description Effect of pre- and post-pubertal castration on muscle weight and measurements has been studied in 3 groups of Piemontese male cattle (EC - early castrated, LC - late castrated, IM - intact) reared in the same environmental conditions and slaughtered at about 18 month of age, at about 550 kg of l.w., and at the same commercial fattening degree. At side commercial dissection all separated muscles or meat cuts were weighted, and on the most regular ones (regular roll, shoulder clod &ndash; &ldquo;copertina&rdquo;, blade filet, strip loin, tenderloin, and eye round) linear measures were recorded and then some conformation ratios (weight/length, length/width, and length/circumference) were calculated. Data were analysed by GLM ANCOVA procedure, correcting data on side weight to avoid bias due to differences in carcass weight. Differences were found in meat weight, heavier in IM than in LC and EC (P<0.05), and fat weight, heavier in LC and EC than IM (P<0.01). Only the blade filet weight/length and length/circumference ratios were higher in EC than LC and IM (P<0.05) and in IM than EC (P<0.05) respectively, showing the poor effect of sexual neutralisation on weight and size of the considered muscles.
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spelling doaj.art-ea98e52d96f24d5fa50a7580964da1c22022-12-21T17:50:47ZengTaylor & Francis GroupItalian Journal of Animal Science1594-40771828-051X2010-04-0161s44044210.4081/ijas.2007.1s.440Effect of castration age on weight and size of some muscles in Piemontese male cattleD. BiaginiC. LazzaroniEffect of pre- and post-pubertal castration on muscle weight and measurements has been studied in 3 groups of Piemontese male cattle (EC - early castrated, LC - late castrated, IM - intact) reared in the same environmental conditions and slaughtered at about 18 month of age, at about 550 kg of l.w., and at the same commercial fattening degree. At side commercial dissection all separated muscles or meat cuts were weighted, and on the most regular ones (regular roll, shoulder clod &ndash; &ldquo;copertina&rdquo;, blade filet, strip loin, tenderloin, and eye round) linear measures were recorded and then some conformation ratios (weight/length, length/width, and length/circumference) were calculated. Data were analysed by GLM ANCOVA procedure, correcting data on side weight to avoid bias due to differences in carcass weight. Differences were found in meat weight, heavier in IM than in LC and EC (P<0.05), and fat weight, heavier in LC and EC than IM (P<0.01). Only the blade filet weight/length and length/circumference ratios were higher in EC than LC and IM (P<0.05) and in IM than EC (P<0.05) respectively, showing the poor effect of sexual neutralisation on weight and size of the considered muscles.http://www.aspajournal.it/index.php/ijas/article/view/1538
spellingShingle D. Biagini
C. Lazzaroni
Effect of castration age on weight and size of some muscles in Piemontese male cattle
Italian Journal of Animal Science
title Effect of castration age on weight and size of some muscles in Piemontese male cattle
title_full Effect of castration age on weight and size of some muscles in Piemontese male cattle
title_fullStr Effect of castration age on weight and size of some muscles in Piemontese male cattle
title_full_unstemmed Effect of castration age on weight and size of some muscles in Piemontese male cattle
title_short Effect of castration age on weight and size of some muscles in Piemontese male cattle
title_sort effect of castration age on weight and size of some muscles in piemontese male cattle
url http://www.aspajournal.it/index.php/ijas/article/view/1538
work_keys_str_mv AT dbiagini effectofcastrationageonweightandsizeofsomemusclesinpiemontesemalecattle
AT clazzaroni effectofcastrationageonweightandsizeofsomemusclesinpiemontesemalecattle