Hay Bale Converter
Convert between bales, pounds and tons for small square, large square and round hay bales, and see how many bales make a ton.
Hay quantity
How this converter works
Hay is sold by the bale, the pound or the ton, and a ton is 2,000 pounds. Enter the number of bales and the weight per bale to get total pounds and tons, or enter tons to see how many bales you will get. The bale weights in the list are typical averages that the converter fills in for you, and you can override them with your own measured weight.
Typical bale weights
| Bale type | Typical weight | Bales per ton |
|---|---|---|
| Small square (2-string) | 40 to 60 lb | 33 to 50 |
| Three-string square | 90 to 120 lb | 17 to 22 |
| Large square | 800 to 1,500 lb | 1.3 to 2.5 |
| Round bale, 4 x 5 ft | 600 to 1,000 lb | 2 to 3.3 |
| Round bale, 5 x 5 ft | 1,000 to 1,500 lb | 1.3 to 2 |
A worked example
A load of 100 small square bales at 50 pounds each weighs 5,000 pounds, or 2.5 tons. If a horse eats about 20 pounds of hay a day, that load feeds one horse for 250 days, or about 8 months. For quantities per animal, see the livestock ration converter.
Common mix-ups
- Prices quoted per bale and per ton are not comparable until you convert them with the real bale weight.
- Wet or damp hay weighs more but gives less feed per pound. Buy hay at 15 percent moisture or less where you can, and store it dry.
- Dry matter, not as-fed weight, is what animals need, so a bale that feels heavy may have less feed than a lighter, drier one.
Where these numbers come from
Typical bale weights come from extension forage guides and vary widely with hay type, moisture and baler setting. The ton is the US short ton of 2,000 pounds. Weigh your own bales for accuracy.
Frequently asked questions
How many small square bales are in a ton?
About 40 at 50 pounds per bale, and anywhere from 33 to 50 depending on the weight.
How much does a round bale weigh?
A 4 by 5 foot round bale typically weighs 600 to 1,000 pounds, though density varies a lot.
How much hay does a horse eat?
Roughly 1.5 to 2 percent of body weight in hay a day, which is 15 to 20 pounds for a 1,000-pound horse.
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