6 Points to Summer Success; Youngstock
17th May 2022
The effects of heat stress and warm weather in calves are not as well documented and can often be overlooked compared to their dairy cow counterpart, due to having no obvious production loss. Although calves have an upper critical limit of 25ºC, they can start to feel the effects of heat stress at 21ºC. Above 20ºC the calf will use additional energy to maintain a normal body temperature, shifting vital energy away from growth. Similar to when it’s cold, calves require more energy to keep warm. When it is hot, calves require energy to keep cool.
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