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Effect of Breed Types and Castration on Carcass Characteristics of Boer and Large Frame Indigenous Veld Goats of Southern Africa
Animals ( IF 2.7 ) Pub Date : 2020-10-15 , DOI: 10.3390/ani10101884
Gertruida L. van Wyk , Louwrens C. Hoffman , Phillip E. Strydom , Lorinda Frylinck

Weaner male Boer Goats (BG; n = 36; 21 bucks and 15 wethers) and large frame Indigenous Veld Goats (IVG; n = 41; 21 bucks and 20 wethers) were raised on hay and natural grass ad libitum and the recommended amount of commercial pelleted diet to a live weight between 30 and 35 kg. Carcass quality characteristics (live weight, carcass weights, dressing %, chilling loss and eye muscle area) were measured. The right sides of the carcasses were divided into wholesale cuts and dissected into subcutaneous fat, meat and bone. Large frame Indigenous Veld Goat (IVG) wethers were slightly lighter than the IVG bucks with no significant difference observed between BG. Wethers compared to bucks had higher dressing %, subcutaneous fat % in all primal cuts, intramuscular fat %, kidney fat % and, overall, slightly less bone %. Some breed–wether interactions were noticed: IVG wethers were slightly lighter than the IVG bucks, but the IVG bucks tended to produce higher % meat compared to other test groups. Judged on the intramuscular fat % characteristics, it seems as if wethers should produce juicier and more flavorsome meat compared to bucks.

中文翻译:

品种和去势对南部非洲波尔和大框本土种山羊Car体特性的影响

断奶雄性波尔山羊(BG; n = 36; 21雄鹿和15 wethers)和大框架土著种山羊(IVG; n= 41; 随意在干草和天然草上养育21块雄鹿和20尾柏树,建议的商业颗粒饲料的建议量为活体重30至35公斤。测量体质量特征(活重,car体重量,敷料%,冷害和眼肌面积)。the体的右侧被分成整块,并切成皮下脂肪,肉和骨头。大框架土著山羊山羊(IVG)胎体比IVG雄鹿轻一些,BG之间没有观察到显着差异。与雄鹿相比,韦瑟斯的敷料百分比更高,在所有原始割肉中皮下脂肪百分比,肌肉内脂肪百分比,肾脏脂肪百分比以及总体上骨骼百分比略低。注意到了某些品种与物种之间的相互作用:IVG纬纱比IVG雄鹿稍轻,但与其他测试组相比,IVG雄鹿往往会产生更高的肉率。从肌内脂肪百分比的特征来看,与雄鹿相比,看起来黄麻应该能生产出更加多汁,更具风味的肉。
更新日期:2020-10-15
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