Review Of How Much Do Weaned Cows Eat References. Some calves have only drunk water from ponds or tanks, so they will not recognize automatic or ball waterers. Unfortunately we also have to consider hay.

Cattle require protein, energy, water, fat, minerals and vitamins. The calf drinks another 10 litres of water, on top of the milk it consumes. Laborie explains, “considering water intake heavily influences feed intake, calves should have unlimited access to clean water.