Effects of genotype and fattening system on the quality of male lamb meat – Part 1: Technological properties and carcass measurements

<p>This study was conducted to determine the effect of genotype and fattening system on carcass measurements of lambs and technological properties of the male lamb meat (<i>Musculus longissimus dorsi</i>, MLD). The animal material in the study included 39 Hemşin (H) and 39 Tuj (T)...

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Main Authors: M. Sarı, Y. Aksoy, K. Önk, H. Erinç, S. A. Işık, M. Tilki
Format: Article
Language:English
Published: Copernicus Publications 2019-12-01
Series:Archives Animal Breeding
Online Access:https://www.arch-anim-breed.net/62/605/2019/aab-62-605-2019.pdf
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author M. Sarı
Y. Aksoy
K. Önk
H. Erinç
S. A. Işık
M. Tilki
author_facet M. Sarı
Y. Aksoy
K. Önk
H. Erinç
S. A. Işık
M. Tilki
author_sort M. Sarı
collection DOAJ
description <p>This study was conducted to determine the effect of genotype and fattening system on carcass measurements of lambs and technological properties of the male lamb meat (<i>Musculus longissimus dorsi</i>, MLD). The animal material in the study included 39 Hemşin (H) and 39 Tuj (T) male lambs. Extensive (E), semi-intensive (SI) and intensive (I) fattening systems were applied in the study, which was completed within 90&thinsp;d. In the E, SI and I fattening groups, a total of 48 lambs, including 16 lambs in each group, were slaughtered. The results of the study indicated that the effect of genotype on the first-hour yellowness (<span class="inline-formula"><i>b</i><sup>*</sup></span>), being one of the colour parameters of the MLD, and the effect of the fattening system on 1&thinsp;h hour redness (<span class="inline-formula"><i>a</i><sup>*</sup></span>) and chroma (<span class="inline-formula"><i>C</i><sup>*</sup></span>), being among the colour parameters, were statistically significant (<span class="inline-formula"><i>P</i>&lt;0.05</span>). The effect of genotype and fattening system on MLD pH at 45&thinsp;min (pH<span class="inline-formula"><sub>45 min</sub></span>) and 24&thinsp;h (pH<span class="inline-formula"><sub>24 h</sub></span>) after the slaughtering and on the third and seventh hour drip loss (DL %) was statistically nonsignificant (<span class="inline-formula"><i>P</i>&gt;0.05</span>). The effect of genotype and fattening system on DL, cooking loss (CL %) and texture (TT) was nonsignificant (<span class="inline-formula"><i>P</i>&gt;0.05</span>), whereas the effect of these factors on water-holding capacity (WHC %) was significant (<span class="inline-formula"><i>P</i>&lt;0.05</span>). The effect of genotype on external carcass length (ECL), internal carcass length (ICL), internal hindquarter length (IHL), and carcass and leg conformation was statistically significant (<span class="inline-formula"><i>P</i>&lt;0.05</span>). The effect of the fattening system on all the carcass measurements except for carcass conformation, carcass depth (CD) and external chest width (ECW) was statistically significant (<span class="inline-formula"><i>P</i>&lt;0.05</span>). Genotype and fattening system affected the colour and some quality traits of meat and carcass measurements of lambs.</p>
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spelling doaj.art-29332fa9f2394fd3aa00aa6e02296f802022-12-21T18:14:46ZengCopernicus PublicationsArchives Animal Breeding0003-94382363-98222019-12-016260561410.5194/aab-62-605-2019Effects of genotype and fattening system on the quality of male lamb meat – Part 1: Technological properties and carcass measurementsM. Sarı0Y. Aksoy1K. Önk2H. Erinç3S. A. Işık4M. Tilki5Department of Animal Science, Faculty of Agriculture, Kırşehir Ahi Evran University, 40100, Kırşehir, TurkeyDepartment of Animal Science, Faculty of Agriculture, Eskişehir Osmangazi University, 26160, Eskişehir, TurkeyDepartment of Animal Science, Faculty of Veterinary Medicine, Kafkas University, 36000, Kars, TurkeyDepartment of Food Engineering, Faculty of Engineering, Niğde Ömer Halisdemir University, 51240, Niğde, TurkeyDepartment of Animal Science, Faculty of Veterinary Medicine, Kafkas University, 36000, Kars, TurkeyDepartment of Veterinary, Macka Vocational School, Karadeniz Technical University, 61750, Trabzon, Turkey<p>This study was conducted to determine the effect of genotype and fattening system on carcass measurements of lambs and technological properties of the male lamb meat (<i>Musculus longissimus dorsi</i>, MLD). The animal material in the study included 39 Hemşin (H) and 39 Tuj (T) male lambs. Extensive (E), semi-intensive (SI) and intensive (I) fattening systems were applied in the study, which was completed within 90&thinsp;d. In the E, SI and I fattening groups, a total of 48 lambs, including 16 lambs in each group, were slaughtered. The results of the study indicated that the effect of genotype on the first-hour yellowness (<span class="inline-formula"><i>b</i><sup>*</sup></span>), being one of the colour parameters of the MLD, and the effect of the fattening system on 1&thinsp;h hour redness (<span class="inline-formula"><i>a</i><sup>*</sup></span>) and chroma (<span class="inline-formula"><i>C</i><sup>*</sup></span>), being among the colour parameters, were statistically significant (<span class="inline-formula"><i>P</i>&lt;0.05</span>). The effect of genotype and fattening system on MLD pH at 45&thinsp;min (pH<span class="inline-formula"><sub>45 min</sub></span>) and 24&thinsp;h (pH<span class="inline-formula"><sub>24 h</sub></span>) after the slaughtering and on the third and seventh hour drip loss (DL %) was statistically nonsignificant (<span class="inline-formula"><i>P</i>&gt;0.05</span>). The effect of genotype and fattening system on DL, cooking loss (CL %) and texture (TT) was nonsignificant (<span class="inline-formula"><i>P</i>&gt;0.05</span>), whereas the effect of these factors on water-holding capacity (WHC %) was significant (<span class="inline-formula"><i>P</i>&lt;0.05</span>). The effect of genotype on external carcass length (ECL), internal carcass length (ICL), internal hindquarter length (IHL), and carcass and leg conformation was statistically significant (<span class="inline-formula"><i>P</i>&lt;0.05</span>). The effect of the fattening system on all the carcass measurements except for carcass conformation, carcass depth (CD) and external chest width (ECW) was statistically significant (<span class="inline-formula"><i>P</i>&lt;0.05</span>). Genotype and fattening system affected the colour and some quality traits of meat and carcass measurements of lambs.</p>https://www.arch-anim-breed.net/62/605/2019/aab-62-605-2019.pdf
spellingShingle M. Sarı
Y. Aksoy
K. Önk
H. Erinç
S. A. Işık
M. Tilki
Effects of genotype and fattening system on the quality of male lamb meat – Part 1: Technological properties and carcass measurements
Archives Animal Breeding
title Effects of genotype and fattening system on the quality of male lamb meat – Part 1: Technological properties and carcass measurements
title_full Effects of genotype and fattening system on the quality of male lamb meat – Part 1: Technological properties and carcass measurements
title_fullStr Effects of genotype and fattening system on the quality of male lamb meat – Part 1: Technological properties and carcass measurements
title_full_unstemmed Effects of genotype and fattening system on the quality of male lamb meat – Part 1: Technological properties and carcass measurements
title_short Effects of genotype and fattening system on the quality of male lamb meat – Part 1: Technological properties and carcass measurements
title_sort effects of genotype and fattening system on the quality of male lamb meat part 1 technological properties and carcass measurements
url https://www.arch-anim-breed.net/62/605/2019/aab-62-605-2019.pdf
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