Hay replacement: what to feed your horse when there is none left

Hay has doubled. Here is what really replaces it.

No single feed replaces hay 100 %. Two solutions hold up on nutrition, safety and price. Here they are, with the maximum amounts, four costed rations and the mistakes that send a horse to the vet.

The 3 rules that are not up for debate

Whichever solution you pick, these three lines do not move.

  1. 17.5 kg of forage dry matter per day for a 500 kg horse, straw included, and never below 5 kg. Below that, ulcers, colic and stress rise sharply.
  2. 2Forage stays at least 60 % of the ration, ideally 80 to 100 %. Hard feed never exceeds 40 %, and starch stays under 1 g per kg of bodyweight per meal. Starch does not replace fibre.
  3. 3Two weeks of transition at the very least for any new forage, mixing it into what the horse already knows. An abrupt change is the leading cause of winter colic. And water at all times: every dry feed increases the need.

Three terms, once and for all. Dry matter (DM) is the feed without its water: 10 kg of hay gives 8.7 kg of DM, 10 kg of haylage only 6. UFC is the French energy unit for horses: 1 kg of barley equals 1 UFC. MADC is truly digestible protein, in grams.

What actually works, in order

Two solutions come out on top because they cover the needs, cost less than hay per tonne of dry matter, and are available this winter. Bagged products are the safest nutritionally but cost 4 to 7 times the price of hay: they are for fragile horses and very small yards, not as the base of a ration.

# Solution Price per tonne of DM Who for, and on what condition
1Haylage at 55 % DM or more150 to 220 EURYards of 6 horses or more, with a telehandler. The bale must be finished within 5 days, the wrap intact, the DM above 55 %. Below that, it is a botulism risk.
2Oat straw + dehydrated alfalfa (lucerne), loose135 + 250 EUREvery type of yard. The most robust solution: no machinery, no cold chain. Straw brings the bulk, alfalfa brings the protein and calcium it lacks.
3Dehydrated alfalfa on its own250 EUR loose, 800 to 1,280 baggedThin horses, broodmares, veterans. 30 to 50 % of the forage according to the IFCE. Pellets must always be soaked.
4Sugar beet pulp850 to 900 EUR baggedEnergy without starch: veterans, laminitic horses. Around 1 kg as fed per day according to the IFCE. Unavailable loose since the summer; soaking compulsory.
5Grass cobs, compressed hay in bags900 to 1,850 EURHorses with poor teeth, asthmatic horses, or as a stopgap. Nutritionally faultless, but not an economical base: it is 4 to 7 times the price of hay.
6Bagged chopped fibre960 to 1,690 EURPartial replacement, individual rations easy to weigh. Prefer the molasses-free versions. Long fibre alongside remains essential: chopped fibre is eaten three times faster.
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🧭 Which one for YOUR yard?

Five boxes to tick, thirty seconds. The answer takes account of what you actually own: without a bale grab, haylage is not for you; without ten minutes per horse per day, nothing that needs soaking will last. The ranking is worked out from the table above, then an equine expert writes you the steps to follow.

🐎 How many horses do you feed?
🚜 What machinery do you have?

The grab changes everything: forks pierce the wrap of a haylage bale, and a pierced bale goes in the bin.

🏡 Where can you store it?
🩸 Any old, asthmatic or laminitic horses?
⏱️ How much time for feeding?
📝 Anything else about your situation? (optional)

Forage and feeding only: the assistant answers nothing else.

The rest does not make a base ration, which is why those options are not detailed here: soya hulls are unobtainable in small quantities, fodder beet and carrots bring no fibre, brewers' grains only make sense next door to a brewery, wheat bran unbalances calcium and phosphorus, and grass silage is on the IFCE list of feeds to avoid. As for potatoes, ammonia-treated straw, sorghum and lawn clippings: toxicity, prohibition, or no equine data at all.

What each feed is actually worth

Three figures sum it up: 1 kg of hay is replaced by 1.2 kg of straw, 0.85 kg of dehydrated alfalfa or 1.55 kg of haylage (University of Florida). Straw brings bulk and chewing time, and almost nothing else. Alfalfa brings protein and calcium. Beet pulp brings energy without starch. It is the combination that rebuilds a hay ration, never one of the three alone.

The maximum shares below are those of the French institute IFCE, fact sheet of 1 October 2026, where it gives one. Nutritional values come from the INRAE-CIRAD-AFZ tables. Amounts are for a 500 kg adult horse in light work.

Feed UFC / kg DM MADC (g) 1 kg of hay = Maximum per day Share of forage The risk, and what to do
Meadow hay (reference)0.46–0.6940–801 kg8 to 10 kg100 %Dust and mould. Soak for 15 to 30 minutes if dusty.
Haylage 55–70 % DM0.60–0.7550–901.55 kg as fed12 to 15 kg as fed100 % — the IFCE calls it the option to favourBotulism if DM drops below 50 % or the wrap is pierced. Finish the bale within 3 to 5 days.
Oat straw0.30–0.360–51.2 kg2 to 4 kg; IFCE: 6 kg as fed at most for 550 kg30 % at most (IFCE)Impaction colic, ulcers if it is the only forage. Water at all times, plus a protein feed and a mineral supplement. Barley straw can irritate.
Dehydrated alfalfa0.631070.85 kg3 to 5 kg30 to 50 % (IFCE)Choke if pellets are fed dry: soak for 15 to 30 minutes. Excess calcium in foals.
Dehydrated sugar beet pulp0.87280.7 kg dryIFCE: around 1 kg as fed per day30 % at mostChoke if fed dry. Soak: 1 volume to 2 or 3 volumes of water, 2 h for pellets. Discard after 12 to 24 h.
Grass cobs, compressed hay0.55–0.6560–751 kg7.5 kgUp to 100 % (IFCE)Choke if fed dry, and eaten very fast. Keep long fibre alongside. It is not a low-sugar product: 18 % sugar and fructans.
Bagged chopped fibre0.45–0.5550–701 kg2 to 6 kgUp to 100 % (IFCE)Molasses on some versions. Long fibre alongside lengthens eating time.
Corn silage0.80–0.88302.5 kg as fedHalf a broodmare\'s amount for a horse at maintenance20 % of the ration at most (IFCE)30 to 35 % starch: laminitis and acidosis. Calcium deficient, mycotoxins. For studs only, under veterinary supervision.
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Four costed rations

For a 500 kg horse in light work, which needs around 4.5 to 5 UFC and 300 to 350 g of MADC per day. No replacement ration costs less than hay, except haylage. The point is not to save money: it is to halve the amount of hay you have to find. French market prices, October 2026.

Ration Per day Fibre DM Cost / day Hay saved over 180 days Who for
Reference10 kg of meadow hay8.7 kg2.30 EUR—What the horse was getting before
A — Sparing with hay5 kg hay + 3 kg oat straw + 1.5 kg dehydrated alfalfa + 1 kg soaked beet pulp + mineral supplement9.1 kg2.88 EUR900 kgEvery yard. Transition over 2 weeks, taking out 1 kg of hay every 2 or 3 days. If beet pulp is short, add 1 kg of alfalfa instead: 2.36 EUR.
B — Haylage12 kg of haylage at 60 % DM + 1 kg of straw + salt lick8.1 kg1.68 EUR1.8 t — all of it6 horses minimum per 450 kg bale. DM above 55 %, wrap intact. Botulism vaccination to discuss with your vet.
C — No hay at all, from bags2.5 kg straw + 4 kg soaked cobs + 1.5 kg soaked alfalfa pellets + 1 kg chopped fibre, in 4 meals8.1 kg8.20 EUR1.8 t — all of itTotal shortage, old or asthmatic horse, 1 or 2 horses. 3.5 times the cost of hay.
D — Overweight or laminitic horse4 kg hay soaked 30 min + 4 kg oat straw + 0.5 kg unmolassed beet pulp + mineral supplement, in a small-hole net7.0 kg1.95 EUR1.1 tControlled weight loss, low sugar. Weigh the horse every two weeks.
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Ration A runs slightly over on protein thanks to the alfalfa, which offsets the straw. Ration B covers everything without a single scoop of hard feed. For a yard of 20 horses, ration A brings the winter hay requirement down from 36 t to 18 t: the difference between finding two lorry loads and finding one.

🏪 Where to put it all, and how long it takes

Alfalfa and cobs take up four times less space than hay. But every kilo of dry product that needs soaking costs time: count 10 to 15 minutes per horse per day extra for a ration based on soaked products, against 3 to 5 minutes for hay or haylage fed ad lib. That often decides between two solutions long before price does.

Feed Space per tonne What you need Keeps, once opened Labour
Hay, round bales7.7 m³Telehandler or tractor loader, dry barn, pallets on the floorSeveral weeks under cover; a third of the value lost in 15 days in the rainLow
Haylage, 450 to 700 kg bale3 to 4 m³Telehandler with a bale grab, never forks. Bird-proof sheet. Can be stored outside on hard standing3 to 5 days. Any pierced wrap means the bale goesLow when fed ad lib
Straw, bales6 to 11 m³Same as hayLong; dusty if badly storedLow
Dehydrated alfalfa1.8 m³Closed dry store (rodents). Tubs for soaking the pelletsSeveral months in a sealed bag; 12 h once soakedModerate: weighing, and soaking the pellets
Sugar beet pulp1.1 to 1.5 m³Soaking tubs: 1 volume of pulp makes 3 volumes once swollen. Warm water in winter12 to 24 h once soakedHigh: soak 2 h ahead, tubs to wash every day
Cobs, compressed hay1.7 to 2 m³Buckets, water, 3 to 4 meals a day30 min to 2 h once soakedHigh: soaking and splitting into meals
Bagged chopped fibre3 to 4 m³Nothing at allMonths, bag resealedLow: weighed and fed dry
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A worked example. A yard moving 20 horses onto ration A replaces 18 t of hay, or 140 m³, with 10.8 t of straw (90 m³), 5.4 t of alfalfa (10 m³) and 3.6 t of beet pulp (5 m³). The barn is more than enough, but you also need a closed, dry store for the dehydrated feeds. And every day, 20 buckets to soak the night before and wash afterwards: count 3 to 4 hours of extra work, or a pellet dispenser.

Before replacing it, stop wasting it

Around 30 % of the hay fed in Europe ends up on the muck heap. A net on a round bale saves 1.3 t of hay per horse per year: more than any substitute, for 80 to 150 EUR and with no risk at all. It is the first thing to do, before you even look for a supplier.

Round bale in the field, fed like this Measured waste Cost of the kit Pays for itself in
On the ground57 %0 EUR—
Ring or cone feeder19 %300 to 500 EUR2 to 4 months
Covered feeder9 to 11 %1,000 to 1,500 EUR6 to 8 months
Round bale net5 to 6 %80 to 150 EURUnder a month
Source: University of Minnesota. Table scrolls sideways on a phone.

Three more levers, in this order. 1. Weigh the rations instead of handing out a slice: a slice weighs anything from 1.5 to 4 kg depending on the baler, and 5 % less per day is 200 kg per horse per year. 2. Do a forage budget: stock in tonnes times 0.85 for dry matter, requirement equals head count times days times 8 to 10 kg. Weigh six bales at random: an 8 % error on bale weight wipes out a month of stock. 3. Buy together to fill a 22 t lorry: 35 to 45 EUR per tonne of haulage over 500 km, against 135 EUR for a pallet.

What you must never do

Do you have hay, straw or alfalfa to spare?

A yard twenty miles away is looking for some, and has no idea you have it. A 22 t lorry works out at 35 to 45 EUR per tonne of haulage over 500 km, against 135 EUR for a pallet: grouping together with neighbours changes the price as much as the choice of feed does.

SOS oPaddock puts yards with spare forage in touch with yards looking for it. It is free, and it takes two minutes.

Never pay a deposit without having seen the hay.

Offer or find forage

Sources

This article is drawn from a report checked line by line against the IFCE fact sheet. The maximum shares are the ones given there.

These figures are general guidance, for a healthy adult horse in light work. For a sick horse, a veteran, a broodmare or a foal, the ration must be agreed with your vet or an equine nutritionist, ideally on an analysis of the forage you have actually bought (35 to 55 EUR a sample).

Know what you have in stock, and what it costs you

Equimondo tracks rations, feed stocks and every horse's movements: the day the price of hay doubles, you know exactly how much you are using and what you need to pass on.

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