Cattle Feed, Hay & Pasture Acreage Calculator

Model your herd’s daily dry-matter forage demand (2.0%–3.0% of body weight), clean water intake, and recommended US pasture acreage based on head count and average animal weight.

🐄 Beef & Dairy Cattle Daily Forage & Bale Calculator

Calculate daily dry matter forage, winter round bale consumption, pasture allocation, and water requirements for Beef & Dairy Cattle cattle.

Daily Herd Hay
300 lbs
(Dry matter intake)
Daily Water Need
150 Gal
(Fresh water access)
Monthly Round Bales
9 Bales
(1,000 lb round bales)
Est. Monthly Feed
$630 USD
($70/round bale)
Daily Mineral Salt
25 oz
(High-mag loose mineral)
Min. Pasture Needed
15.0 Acres
(Rotational grazing standard)

US Reference Benchmarks & Planning Standards

📊 Key Beef & Dairy Cattle Metrics

ParameterRecommended US Standard
Daily Dry Matter Intake2.0%–2.5% of body weight (up to 3% for lactating dairy)
Pasture Carrying Capacity1.5–2.5 acres per 1,000-lb cow-calf pair (humid US); 5–15+ acres in arid West
Daily Water Requirement10–20 gallons/head (up to 30+ gal in summer heat)
Bunk & Mineral Space24–30 inches linear feed bunk space per mature cow

Frequently Asked Questions

How much hay does a 1,200-lb cow eat per day?

A 1,200-pound beef cow requires roughly 24 to 30 pounds of dry-matter forage daily (2% to 2.5% of body weight), which equals about 28 to 34 pounds of as-fed grass hay assuming 12% to 15% moisture and normal feeding waste.

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