Milk replacers for calves: skim milk vs. whey

Milk replacers for calves: skim milk vs. whey

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Why are skim milk-based replacers thought to be superior when whey-based products can perform as well or better?

Milk replacers for calves are based on dairy products because the digestive physiology of pre-weaned calves is geared towards handling only milk in their stomach – at least during the first few weeks before their rumen starts becoming functional.