When it gets cold, calves need more energy to stay healthy and gain weight. A best management practice is to feed liquids (milk and water) at body temperature, explains Ximena del Campo, dairy extension educator with Penn State University. For a calf, that would be about 102°F.

It's also important to adjust the milk replacer and calf starter feeding programs to cover the increasing energy needs of calves in cold weather, del Campo says.

In the December 2012 Penn State Dairy Digest, del Campo discusses feeding management and other measures that help keep calves growing in cold weather, including the use of calf jackets, proper housing and bedding materials.

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Source: December 2012 Penn State Dairy Digest