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A South Devon bull at the Romsey Show 2005

South Devon

Huge pale-red beef cattle from Devon and Cornwall, once milked and worked as oxen

Photo: No machine-readable author provided. Malcolm Morley~commonswiki assume, Public domain, via Wikimedia Commons

A very large British beef breed with a curly, pale red coat, raised in the counties of Devon and Cornwall. In past centuries these animals gave a farm milk, meat and pulling power; today they are bred purely for beef.

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  • Bulls average 152 cm at the withers and about 1144 kg
  • Around 37% carry a muscle-boosting mutation nicknamed "buffalo"
  • The breed's first herd book was issued in 1891
  • The best cows once gave more than 10000 kg of milk per lactation
  • Beef has been the sole breeding goal since 1972

What do South Devon cattle look like?

South Devons are among the biggest cattle in Britain. A mature bull stands about 152 cm at the withers, the ridge between the shoulder blades, and weighs around 1144 kg; cows measure roughly 140 cm and 800 kg. The coat is curly and a light red shade, and the animals are both taller and a paler colour than Britain's other red cattle. Most grow horns, though some are naturally hornless; where horns do grow they are a pale yellow or whitish and bend downwards. Bulls are the taller and heavier of the two sexes.

Where does the South Devon come from?

This breed grew up in the neighbouring counties of Devon and Cornwall, at the south-western corner of England. Written records of it reach back to the 1700s. Nobody knows quite how it took shape. One suggestion is that local Devon cattle were crossed with stock brought over from the Channel Islands, perhaps the Alderney, and the breed's blood offers a clue: it shows a haemoglobin variant, type B, that appears in Channel Island cattle but in no other British breed. Enthusiasts formed the South Devon Herd Book Society, whose first volume of records came out in 1891. Animals were shipped to the United States, first in 1936 or possibly 1969, then again in 1974; a further breed society was founded in 1972.

What the South Devon is known for

Growth is the South Devon's strong point. Bullocks fattened for meat put on about 1.5 kg a day over their first 400 days under present-day husbandry. Records from 1974 gave an average of 590 kg at that age, with a withers height of 126 cm, and the quickest animals had passed 750 kg by then. Combined with the breed's great frame, this quick maturing means a weighty animal early in life.

How the South Devon is bred and kept

Since 1972 breeders have picked South Devons for meat alone, a conscious break with the dairy past. One reason was the udder, whose shape coped badly with the machine milking that dairies had come to depend on. The breed's records are kept in a herd book first issued in 1891. Separately, roughly 37% of today's cattle carry an 11-base-pair DNA change that produces bovine muscular hypertrophy, an unusual build-up of muscle; in the breed's home area it is nicknamed "buffalo". The change lifts carcase yield, but calves that inherit it can be harder to deliver and the meat gains less from it than the extra weight suggests, so it is a mixed blessing.

South Devon, drawn

The breed light red, drawn with a beef build, no horns. Drawn from this page, not a portrait of one animal.
1701400
Size: Very large 135 to 145 cm at the withers, beside a person 170 cm tall. bulls about 152 cm and 1144 kg, cows about 140 cm and 800 kg.
light red
Coat the colours named for this breed.
Lineage Taurine cattle. Horns: pale yellow or white, curving downward; some polled.

What the South Devon is kept for

Through the early 1800s a South Devon had three jobs on the farm: hauling carts and ploughs, giving milk and filling the meat trade. Draught work then faded and the breed settled into two roles, dairy and beef, though its carcase was thought nothing special. The cows were respectable milkers for their day. Early in the twentieth century the average lactation, the milk given between one calving and the next, ran past 3200 kg, a good cow gave 5000 kg and one exceptional animal 6200 kg. By 1974 the average had crept to 3390 kg at 4.19% fat, and the best cows went beyond 10000 kg. Machine milking ended the dairy era, and beef has been the breed's sole purpose since 1972.

Numbers, conservation and the herd book

The breed is not considered threatened. The Food and Agriculture Organization classed it as not at risk in 2007, the DAD-IS database repeated that verdict in 2021, and the Rare Breeds Survival Trust likewise kept it off its danger lists for 2021–22. The South Devon Herd Book Society maintains the breed's records. Stock has crossed the Atlantic more than once: shipments went to the United States in 1936 or possibly 1969, and again in 1974.

From the South Devon

Questions people ask about South Devon

Where do South Devon cattle come from?

They were developed in the English counties of Devon and Cornwall, with written records reaching back to the eighteenth century. How they arose is uncertain, but one theory links them to crossings between local Devon cattle and Channel Island stock such as the Alderney.

What are South Devons kept for today?

Beef alone. Until the early 1800s they also hauled loads and were milked, and afterwards they served as dual-purpose animals. A poor fit between the udder and machine milking pushed breeders to concentrate on meat from 1972 onwards.

How big do they get?

They are among Britain's largest cattle. Bulls average 152 cm at the withers and 1144 kg; cows are roughly 12 cm shorter and average 800 kg. Young bullocks can gain about 1.5 kg a day over their first 400 days.

What do they look like?

The coat is curly and light red, and the animals are larger and paler than Britain's other red breeds. Most have horns of a pale yellow or white shade that curve downwards, though some are naturally hornless.

What is the "buffalo" gene?

About 37% of the breed carries an 11-base-pair mutation causing bovine muscular hypertrophy, a build-up of extra muscle known locally as "buffalo". It raises carcase yield but tends to lower the quality of the meat and makes calving more difficult.

Good reading and sources

Where this page comes from

The facts on this page come from the Wikipedia article "South Devon cattle", written by its contributors and used under the CC BY-SA 4.0 licence, and from its Wikidata record (CC0). EveryCow rewrote the text in its own words, with AI assistance, and compares every page with the article to make sure no passage is copied. It may be reused under the same CC BY-SA 4.0 licence with a link back.

It may contain mistakes. Sizes, colours and customs differ from one herd, valley or breeder to the next. Folk beliefs are described as tradition, never as advice. If something is wrong, tell us. Last refreshed 2026-10-16.

Photo credits on this page

The small pictures above come from Wikimedia Commons under free licences. Some are cropped to fit.

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