Cattle Feed Calculator: How Much Feed Do My Cattle Need?

🐄 Cattle Feed Calculator

Estimate daily & monthly feed requirements for your herd by weight, breed, and feed type

Quick Presets
⚖️ Units & Herd Details
✅ Your Feed Requirements
🧪 Feed Type DMI Rates & Dry Matter Content
2.0%
Beef Cow DMI
3.5%
Dairy Cow DMI
2.5%
Stocker DMI
2.8%
Finishing DMI
88%
Grass Hay DM
35%
Corn Silage DM
86%
Alfalfa Hay DM
90%
Grain (Corn) DM
💡 Tip: Dry Matter Intake (DMI) is the foundation of all cattle feeding calculations. A beef cow at maintenance typically consumes 2.0–2.5% of her body weight in dry matter per day. High-producing dairy cows can reach 3.5% or more. Always convert feed to a dry matter basis when mixing rations.
📋 Feed Type Reference Table
Feed Type Dry Matter % As-Fed lbs per lb DM Typical Use
Grass Hay88%1.14Maintenance, cow-calf
Legume Hay (Alfalfa)86%1.16High-producing cows, calves
Corn Silage35%2.86Backgrounding, finishing
Total Mixed Ration50%2.00Dairy, feedlot
Pasture / Fresh Forage20%5.00Grazing, cow-calf
Grain (Corn)88%1.14Finishing, energy supplement
Wet Distillers Grains32%3.13By-product feeding
Whole Cottonseed92%1.09Energy/protein supplement
🐄 Daily DMI by Cattle Type & Weight
Cattle Type Avg Weight (lbs) DMI % BW DMI lbs/day DMI kg/day
Beef Cow (Maintenance)1,2002.0%2410.9
Beef Cow (Late Gestation)1,2002.1%2511.4
Dairy Cow (Lactating)1,4003.5%4922.2
Stocker Calf5502.5%13.86.2
Finishing Steer9002.8%25.211.4
Yearling7002.6%18.28.3
Breeding Bull1,8001.8%32.414.7
🌾 Hay Bale Reference
Bale Type Avg Weight (lbs) Avg Weight (kg) Approx. DM lbs
Small Square Bale50–7023–3244–62
Large Square Bale (3x3x8)800–1,000363–454700–880
Round Bale (4x5 ft)800–1,000363–454700–880
Round Bale (5x5 ft)1,000–1,200454–544880–1,056
Round Bale (5x6 ft)1,200–1,500544–6801,056–1,320
💡 Waste Tip: Round bales fed without a ring feeder can have 30–45% waste. Using a cone or ring feeder reduces waste to 5–10%. Always factor in spoilage when ordering feed, especially for silage stored outdoors. A 10% buffer is a good starting point for most operations.
📐 Common Project Feed Requirements
Scenario Head Duration Total DM (lbs) Total As-Fed (lbs)
Small Beef Herd – Winter10180 days43,20049,090
Cow-Calf Operation2530 days18,75021,307
Feedlot Finishing100150 days378,000429,545
Dairy Herd5030 days73,500147,000
Stocker Calves – Summer7590 days93,375466,875

Good cattle feed matters for keeping the herd healthy and productive. It is made to help the health and success of the livestock. Feed with good nutrition cares about good growth, milk and general welfare of the creatures.

For livestock in various stages you require food that answers to their needs according to age. Cows during breeding either growing youth require more food and proteins from special mixes for healthy growth. For creatures that do not work or produce, maintenance feed gives the right amount of nutrition to keep weight and health.

Good Cattle Feed: Types and Feeding Tips

The best food depends on the age of the creature and its purpose. Usually you choose prime forage as grass or hay from pastures, together with grains and protein supplements because of its balanced nutrition

There are many kinds of cattle nourishment, but the most common are hay, silage and grains. Each has its advantages and gaps, so it matters to choose the right one. Pastured creatures usually eat grass, that forms the bulk of their diet.

That grassy nutrition is known because of meat with rich tastes. In feedlots you give hay with grains, soy products and other ingredients to increase energy.

Livestock are ruminants. They do not actually require grain in their nutrition. A bit of it does not hurt, but it is not required for normal growth.

You give them grain to fatten them up, not to improve health. Most grass-free cattle feed is made up of corn with additives. Some carry minerals or vitamin supplements.

In Canada you feed livestock mostly with barley, in United States with corn, New Zealand beef cattle eat fresh grass, and Japanese livestock can receive scraps of cookies, bread or rice. Some foods require additives as micronutrients or salt. Commonly used ingredients in cattle feed are cereals as sorghum, millet and foxtail millet, together with legumes as horse gram, cowpea and black gram hulls.

In cattle nutrition programs you mind total digestible nutrients, crude protein, fat, fiber and minerals, for example the ratio of calcium to phosphorus. Fat ideally does not go over six percent of the whole diet for adult creatures or four percent for growing.

A store like Tractor Supply is the costliest place to buy cattle feed. Better find a feed store and buy in bulk to save money. If enough pasture is available, you do not even require supplements.

Give grain each seventh day upsets there stomach commonly. Better feed them a bit daily. Close management of feed bunks improve efficiency and reduce acid in creatures on grain-rich diets.

Cattle Feed Calculator: How Much Feed Do My Cattle Need?

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