Carcass characteristics and meat quality attributes in lambs reared indoors, on cultivated pasture, or on semi-natural pasture

This study evaluated the effects of different lamb production systems on live weight gain (LWG), carcass quality and meat quality. Four production systems for weaned intact male lambs were examined: indoor feeding with grass silage and concentrate (group 1), grazing on cultivated pasture with (group...

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Main Authors: Elin Stenberg, Anders Karlsson, Camilla Öghren, Katarina Arvidsson Segerkvist
Format: Article
Language:English
Published: Scientific Agricultural Society of Finland 2020-12-01
Series:Agricultural and Food Science
Online Access:https://journal.fi/afs/article/view/91706
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author Elin Stenberg
Anders Karlsson
Camilla Öghren
Katarina Arvidsson Segerkvist
author_facet Elin Stenberg
Anders Karlsson
Camilla Öghren
Katarina Arvidsson Segerkvist
author_sort Elin Stenberg
collection DOAJ
description This study evaluated the effects of different lamb production systems on live weight gain (LWG), carcass quality and meat quality. Four production systems for weaned intact male lambs were examined: indoor feeding with grass silage and concentrate (group 1), grazing on cultivated pasture with (group 2) or without (group 3) concentrate, and grazing on semi-natural pasture (group 4). Live weight, carcass weight, dressing percentage, carcass conformation, fatness and pH decline were recorded at slaughter, and M. longissimus thoracis et lumborum was analysed for colour, thawing and cooking loss, pH after 24 hours and 6 days, and Warner-Bratzler shear force. LWG was strongly affected by production system, being highest for group 1 and lowest for group 4 (p<0.001). Group 4 had the lowest conformation (p=0.002) and fat scores (p<0.001). Hence, production system affected age at slaughter, live weight gain, weight at slaughter, carcass conformation and fatness scores, but caused no differences in meat quality attributes in intact male lambs.
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spelling doaj.art-3d9c61a266e54bd9a763ac63782db6172022-12-21T19:30:04ZengScientific Agricultural Society of FinlandAgricultural and Food Science1459-60671795-18952020-12-0129510.23986/afsci.91706Carcass characteristics and meat quality attributes in lambs reared indoors, on cultivated pasture, or on semi-natural pastureElin Stenberg0Anders Karlsson1Camilla Öghren2Katarina Arvidsson Segerkvist3Swedish University of Agricultural SciencesSwedish University of Agricultural SciencesRISE Research Institutes of SwedenSwedish University of Agricultural SciencesThis study evaluated the effects of different lamb production systems on live weight gain (LWG), carcass quality and meat quality. Four production systems for weaned intact male lambs were examined: indoor feeding with grass silage and concentrate (group 1), grazing on cultivated pasture with (group 2) or without (group 3) concentrate, and grazing on semi-natural pasture (group 4). Live weight, carcass weight, dressing percentage, carcass conformation, fatness and pH decline were recorded at slaughter, and M. longissimus thoracis et lumborum was analysed for colour, thawing and cooking loss, pH after 24 hours and 6 days, and Warner-Bratzler shear force. LWG was strongly affected by production system, being highest for group 1 and lowest for group 4 (p<0.001). Group 4 had the lowest conformation (p=0.002) and fat scores (p<0.001). Hence, production system affected age at slaughter, live weight gain, weight at slaughter, carcass conformation and fatness scores, but caused no differences in meat quality attributes in intact male lambs.https://journal.fi/afs/article/view/91706
spellingShingle Elin Stenberg
Anders Karlsson
Camilla Öghren
Katarina Arvidsson Segerkvist
Carcass characteristics and meat quality attributes in lambs reared indoors, on cultivated pasture, or on semi-natural pasture
Agricultural and Food Science
title Carcass characteristics and meat quality attributes in lambs reared indoors, on cultivated pasture, or on semi-natural pasture
title_full Carcass characteristics and meat quality attributes in lambs reared indoors, on cultivated pasture, or on semi-natural pasture
title_fullStr Carcass characteristics and meat quality attributes in lambs reared indoors, on cultivated pasture, or on semi-natural pasture
title_full_unstemmed Carcass characteristics and meat quality attributes in lambs reared indoors, on cultivated pasture, or on semi-natural pasture
title_short Carcass characteristics and meat quality attributes in lambs reared indoors, on cultivated pasture, or on semi-natural pasture
title_sort carcass characteristics and meat quality attributes in lambs reared indoors on cultivated pasture or on semi natural pasture
url https://journal.fi/afs/article/view/91706
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AT camillaoghren carcasscharacteristicsandmeatqualityattributesinlambsrearedindoorsoncultivatedpastureoronseminaturalpasture
AT katarinaarvidssonsegerkvist carcasscharacteristicsandmeatqualityattributesinlambsrearedindoorsoncultivatedpastureoronseminaturalpasture