how much of a horses diet should be water
The average horse will intake 5 to 10 gallons of fresh water per day. Just like humans different horses crave or need different water amount intakes. A horse deprived of feed, but supplied drinking water, is capable of surviving 20 to 25 days.A horse deprived of water may only live up to 3 or 6 days.After lacking water intake for two days a horse may refuse to eat and exhibit signs of colic and other life-threatening ailments. Fresh pasture has between 60-80% moisture and can provide a large amount of the horse's water requirements when grazing. 2  Hay and grain are very low in moisture, causing horses to drink more water.