蒙大拿州注册的安格斯牛的脚和腿分数的特征
Taylre Sitz1, Hannah DelCurto-Wyffels1, Megan Van Emon1
1Department of Animal and Range Sciences, Montana State University, Bozeman, MT 59717, USA.
Animals : an open access journal from MDPI
|September 28, 2023
概括
安格斯牛的足部健康,包括足角和爪,随着年龄的增长而下降. 马遗传学也影响这些特征,在育种计划中提供了遗传选择的潜力.
科学领域:
- 动物科学动物科学
- 兽医医学 兽医医学 兽医医学
- 遗传学 是一个遗传学.
背景情况:
- 足部健康对于牛的福利和生产力至关重要.
- 了解影响脚部结构的因素对于遗传改进至关重要.
研究的目的:
- 在注册的安格斯牛群中进行足角和爪子设置得分的特征.
- 为了调查年龄和血统对这些脚部特征的影响.
主要方法:
- 获得了4723只安格斯牛 (公牛,母牛,不同年龄的奶牛).
- 分析了脚的角度和爪子设定得分.
- 检查了年龄,父系和脚分之间的关系.
主要成果:
- 随着奶牛年龄的增长,脚角和爪套分数的增加.
- 问题脚主要是老牛的后肢问题.
- 雌牛的异常得分比例最低.
- 赛尔线影响后代的爪套和脚的角度.
结论:
- 安格斯牛的足部结构受到年龄和遗传学的影响.
- 这些发现可以为改善足部健康的遗传选择策略提供信息.
- 对于足部特征来说,有潜力改进预期后代差异模型.
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