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德国659个乳牛群中的流行率与放牧机会之间的关系

Anna Tillack¹, Roswitha Merle², Kerstin-Elisabeth Müller¹

¹Farm Animal Clinic, Division for Ruminants and Camelids, Unit for Internal Medicine and Surgery, School of Veterinary Medicine Freie Universität Berlin, Berlin, Germany.

|June 27, 2024

概括

乳牛,一个重要的福利和经济问题,是通过牧场访问减少. 即使是每天两小时也可以改善牛的运动,并减少爪疾病引起的疼痛.

科学领域:

动物科学动物科学
兽医医学兽医医学兽医医学
农业经济学农业经济学

背景情况:

奶牛的,通常是由于爪疾病,显著影响动物福利和农场利能力.
了解影响的因素对于改善奶牛群管理至关重要.

研究的目的:

调查牧场准入,持续时间和季节对农场一级奶牛的流行情况的影响.
确定有利于奶牛移动的牧场准入门.

主要方法:

这是一项涉及德国三个地区659家奶牛农场的横截面观察研究.
对管理数据的兽医评估和运动评分 (斯普雷切尔尺度) 用于的评估.

主要成果:

的平均发病率 (评分≥3/5) 为29.4%;严重的 (评分≥4/5) 为8.2%.
随着在牧场上花费的时间增加 (每天长达10小时),的患病率下降.
季节性的模式有所不同:没有草地没有变化,秋季峰值≤3小时,春季峰值≥3小时的草地接入.

结论:

牧场的访问,即使是每天平均每头母牛只有两个小时,对奶牛的移动有利.
优化牧场准入时间可以减轻季节性的高峰,并改善整体群体健康.

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