When temperatures hit 70oF, cattle begin experiencing heat stress. Dairy farmers breeding heat-tolerant cattle using the Australian Breeding Value are reducing lost milk yield during hot, sticky summer months. The ABV testing has drawn considerable attention worldwide as heat losses are often seen between 25 percent and 40 percent of their herd’s milk yield.
Source: Good News Network, May 12, 2025. Link. [7:34]
Also see: Short communication: Implementation of a breeding value for heat tolerance in Australian dairy cattle, Journal of Dairy Science, September 2017. Link.
Related: Search Results for: cattle, heat, AHD Archives. Link.
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