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A University of California-Davis study finds that byproduct feeds are a major part of California dairy rations, with more than 70 distinct byproducts used on farms. The 2019 survey found 97% of milk cows in the San Joaquin Valley were on dairies feeding byproducts.
Heavy reliance on byproduct feeds means dairy demand for these ingredients stays structurally strong, supporting byproduct values in California. The analysis is background rather than a new price-moving event.
agproud.comJames G. Fadel, Ziyang Fu, Jarrett D. Hart, Scott Somerville, Daniel A. Sumner2021年10月8日历史可比事件尚不足，暂无法给出历史解读。
在过去 136 次中性的报告事件之后，牛奶(III类) 在 5 个交易日内中位数变动 -0.1%（43% 上涨；中间一半区间为 -0.7% 至 +0.5%），20 个交易日内为 -0.3%。
各商品基准价相对事件前最后收盘价的变动。历史数据汇总同类过往事件；仅描述已发生的情况，不代表未来走势。不构成投资建议。
