牛奶配给中的高油脂大豆的经济分析
Charles F Nicholson1, Mark W Stephenson2, Louis Armentano3
1Department of Animal and Dairy Sciences, University of Wisconsin-Madison, Madison, WI 53706; Department of Agricultural and Applied Economics, University of Wisconsin-Madison, Madison, WI 53706.
Journal of dairy science
|January 12, 2024
概括
乳制品配给中的高油性大豆 (HOS) 可以通过增加乳脂产量来提高牛奶收入而不是料成本. 这导致了潜在的农场利能力的提高,即使在市场层面的黄油油脂价格调整.
科学领域:
- 动物科学动物科学
- 农业经济学 农业经济学
- 乳制品营养 乳制品营养
背景情况:
- 牛奶配给对群体利能力有很大的影响.
- 优化料成分对于最大限度地提高牛奶产量和质量至关重要.
- 高油性大豆 (HOS) 为动物料提供了独特的脂肪酸特征.
研究的目的:
- 评估将高油脂大豆 (HOS) 纳入奶牛配给中的经济影响.
- 量化HOS对牛奶收入减去料成本 (MILFC) 的影响.
- 模拟HOS采用增加的黄油供应对市场水平的潜在影响.
主要方法:
- 来自五项乳制品养试验的综合数据.
- 基于乳脂生产和配给成本计算MILFC.
- 动态供应链建模以评估市场影响.
- 对不同群体大小和HOS采用水平的经济评估.
主要成果:
- 用HOS取代5%的饮食干物质增加了奶脂1.4公斤/母牛/天.
- MILFC可能会增加至0.27美元/母牛/天.
- 农场的利能力可以增加33,000美元/年500头牛的牛群.
- 增加的黄油供应对农场层面的经济产生了最小的负面影响.
结论:
- 将HOS纳入乳制品配给可以通过增加牛奶脂肪生产来提高农场的利能力.
- 在农场层面,HOS的经济效益超过了黄油油脂价格的潜在小幅下降.
- HOS是改善奶牛场经济和牛奶质量的可行策略.
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