Dairy Cattle breed profile

Jersey

  • Dairy breed
  • Jersey Island, UK
  • small
  • Temperament: calm

Jersey is the homestead family cow par excellence — small, docile, exceptional grazer, and produces the richest milk of any dairy breed. The Jersey bull warning is real and absolute: AI only, no exceptions for a homestead.

Handler safety note

Cows are highly trainable and docile, beloved as family cows. JERSEY BULLS ARE EXCEPTIONALLY DANGEROUS. Among the most aggressive of all dairy bull lines and the cause of more farmer injuries and deaths than any other dairy breed. Never keep a Jersey bull intact on a homestead — use AI without exception.

Production & size

Mature size and output.

Female weight

800–1100 lbs

Male weight

1200–1800 lbs

Milk/year

14,000 lbs

Butterfat

4.9%

Reproductive traits

Gestation

279 days

Seasonality

year round

Maternal

good

Health & climate

Parasite resistance

good

Heat tolerance

good

Cold hardiness

good

Humidity tolerance

good

Common health concerns

  • Milk fever (parturient hypocalcemia) at freshening — calcium management critical
  • Ketosis post-freshening on high-production cows
  • Small calves can suffer from cold stress in extreme weather

Management requirements

Experience

beginner friendly

Housing

basic shelter

Fencing

standard

Feed system

pasture, hay, grain supplement

Dehorning

Typical

Market access

Commercial market

good

Direct-market appeal

excellent

Premium potential

Yes

Jersey is the highest-searched homestead dairy breed and dominates the U.S. raw-milk and small-farm dairy direct-marketing channel. A2/A2 Jersey genetics carry an additional premium.

American Jersey Cattle Association