A woman making up labelled feed buckets on a bench in a barn, with hay bales stacked behind her

How many scoops of grain should I feed my horse?

Bymuntaseer

How many scoops of grain should I feed my horse? There is no number of scoops. That is the honest answer, and it is the one nobody gives.

A scoop is a measure of volume. Feed is sold and dosed by weight. Asking how many scoops of feed a horse needs is like asking how many cupfuls of flour make a pound — it depends entirely on the flour.

And feeds vary far more than flours do. The two only line up if you know what your particular feed weighs, and across 49 products from two manufacturers a quart of horse feed weighs anywhere from 0.89 lb to 1.53 lb — the heaviest is 72% heavier than the lightest.

So the same 3-quart scoop delivers 2.7 lb of one feed and 4.6 lb of another. Anyone who tells you “two scoops twice a day” without asking what is in the scoop is guessing, and the guess can be out by nearly half.

Work out the pounds first, then convert

Grain is the remainder — what your forage does not already supply. Get that number in pounds, and the scoop count follows in one division.

For an 1,100 lb horse eating 20 lb of average grass hay a day: at maintenance the answer is 0 lb (0 kg). In light work, 2.38 lb (1.08 kg). In moderate work, 4.72 lb (2.14 kg). In heavy work on 22 lb of hay, 5.89 lb (2.67 kg).

Now divide by what your scoop holds. A 3-quart scoop of pelleted feed weighs about 4 lb, so that moderate-work horse takes 1.25 scoops a day. The same scoop of textured feed weighs about 3.4 lb, so the same horse on the same ration takes 1.5 scoops.

Scoops a day for an 1,100 lb horse on 20 lb of average grass hay, with a 3-quart scoop
Workload Grain per day Pelleted feed Textured feed
No work 0 lb (0 kg) 0 scoops 0 scoops
Light work 2.38 lb (1.08 kg) 0.5 scoops 0.75 scoops
Moderate work 4.72 lb (2.14 kg) 1.25 scoops 1.5 scoops
Heavy work 5.89 lb (2.67 kg) 1.5 scoops 1.75 scoops

Why the scoop trap is worse than it looks

Two things move in opposite directions, and that is what catches people out.

Pellets and textured feed made to the same formula carry the same energy per pound. Pressing a mix into pellets changes how densely it packs, not how many calories are in it. But a quart of pellets weighs about 18% more than a quart of sweet feed.

So switching your horse from a textured feed to a pelleted one, keeping the same scoop and the same number of scoops, quietly increases the ration by about a fifth. Nothing about the horse changed. Nothing on the bag changed. Only the density did, and nobody weighed it.

What one scoop actually holds, by feed form — measured quart weights from two manufacturers
Feed form 1-quart scoop 2-quart scoop 3-quart scoop
Textured / sweet feed 0.9–1.2 lb 1.9–2.4 lb 2.8–3.6 lb
Pelleted feed 1.2–1.4 lb 2.5–2.8 lb 3.7–4.2 lb
High-fat performance feed 1.2–1.4 lb 2.4–2.7 lb 3.6–4.1 lb
Senior or complete feed 0.9–1.3 lb 1.8–2.6 lb 2.7–3.8 lb
Ration balancer 1.3–1.5 lb 2.6–3.1 lb 3.9–4.6 lb

How to make your scoop exact

Five minutes, once, and every scoop figure stops being an estimate.

A black plastic feed scoop held in one hand, part-filled with a textured mix of whole grains and pellets
A scoop is a volume. What that volume weighs depends entirely on what is in it — and this one is not even full. Photo: Pexels

Weigh a level quart. Put a container on a kitchen scale, zero it, tip in one level quart of your feed, read the number. That is your feed’s quart weight, and it will not change until you change feeds.

Or weigh a whole scoop. Simpler and just as good: weigh the empty scoop, fill it the way you actually fill it, weigh it again. The difference is what your horse gets per scoop, including your particular habit of heaping or levelling.

Then mark the scoop. If the answer is “feed 2.5 lb”, find where that comes to on the scoop and put a line on it with a permanent marker. Now anyone can feed the horse correctly, including the person covering for you at short notice.

Watch the meal, not just the day

There is a limit on how much grain can go into one meal, and you cannot see it in a daily total. More than 0.5% of body weight of grain-based feed at a sitting — 5.5 lb for an 1,100 lb horse — sends starch the small intestine cannot absorb into the hindgut, where it ferments. That is the route to grain-associated colic and laminitis.

In scoops, that ceiling is about 1.4 three-quart scoops of pelleted feed, or 1.6 of textured. Very few horses should be anywhere near it. If yours needs more than that in a day, the answer is more meals — at least 4 hours apart — not bigger ones.

If the answer comes out at nothing

It often does, and that is not a fault in the arithmetic. A mature horse in no work, on reasonable hay, meets its energy requirement from forage alone. Our 1,100 lb example at maintenance needs 0 lb (0 kg) of grain.

What a horse in that position is usually short of is protein, minerals and vitamins, not calories. That is what a ration balancer is for — a pound or two a day, fed to a label rate, with almost no energy attached. It is a scoop of something, but it is not grain, and it is not filling an energy gap.

Common questions about feeding grain by the scoop

How much grain should a 1000 lb horse eat?

In light work, on 20 lb of average grass hay, about 1.1 lb (0.5 kg) a day — roughly 0.25 scoops of a 3-quart scoop of pelleted feed. At maintenance on the same hay, none at all. Body weight on its own cannot answer this: what the horse does and what its hay is worth decide it.

How much is one scoop of horse feed?

Between 0.89 and 1.53 lb per quart, depending entirely on the feed. A 3-quart scoop therefore holds anywhere from 2.7 lb to 4.6 lb. Ration balancers are the densest and textured mixes among the lightest.

How many pounds is a 3-quart feed scoop?

About 4 lb of pelleted feed and about 3.4 lb of textured feed. The moulded number on a feed-store scoop is its volume in quarts, never its weight — the weight depends on what you put in it.

How many scoops are in a 50 lb bag of horse feed?

Using a 3-quart scoop, roughly 12 to 13 scoops of pelleted feed, and 14 to 18 of a textured mix. Counting scoops out of a bag is actually a decent way to check your scoop weight: divide 50 lb by the number of scoops it took to empty it.

Can you feed a horse too much grain?

Yes, and the limit that matters is on the meal rather than the day. Above 0.5% of body weight in one feeding — 5.5 lb for an 1,100 lb horse — undigested starch reaches the hindgut and ferments, which is the mechanism behind grain-associated colic and laminitis. A horse needing more than that in a day needs it split across more meals, at least 4 hours apart.

Do horses need to eat grain every day?

Most do not need it at all. A mature horse in no work or light work, on decent forage, meets its energy requirement from hay and grass alone. Grain earns its place when work, cold, age or poor forage opens a gap that hay cannot close.

Should I feed by weight or by volume?

By weight, always. Volume is a proxy that only works once you have measured the weight behind it. Weighing a level quart of your feed takes a minute and turns every scoop figure on this page from typical into exact.

Related calculators and guides

Where these figures come from

Every figure on this page is published and cited. Where sources disagree we take the more conservative one and say so. Our full approach is set out in how we source our numbers.