A 1,000 lb horse needs about 20 lb of hay a day (15 to 25 lb), or about 12 bales of 50 lb a month.
| Per day | 20 lb (2% of body weight) |
|---|---|
| Range | 15 to 25 lb (1.5% to 2.5%) |
| Per month | 600 lb, about 12 bales |
| Per year | 3.7 tons, about 146 bales |
Based on published ranges: University of Minnesota Extension: horse nutrition and feeding; National Research Council: Nutrient Requirements of Horses.