Marbled meat is meat, especially
red meatRed meat in traditional culinary terminology is meat which is red when raw and not white when cooked. In the nutritional sciences, red meat includes all mammal meat. Red meat includes the meat of most adult mammals and some fowl ....
, which contains various amounts of
intramuscular fatIntramuscular fat or Intramuscular triglycerides is located throughout skeletal muscle and is responsible for the marbling seen in certain cuts of beef. In humans, excess accumulation of intramuscular fat is associated with insulin resistance and type 2 diabetes...
, giving it an appearance similar to a marble pattern.
Selective breeding
Marbling can be influenced by
selective breedingSelective breeding is the process of breeding plants and animals for particular genetic traits. Typically, strains that are selectively bred are domesticated, and the breeding is sometimes done by a professional breeder. Bred animals are known as breeds, while bred plants are known as varieties,...
.
CattleCattle are the most common type of large domesticated ungulates. They are a prominent modern member of the subfamily Bovinae, are the most widespread species of the genus Bos, and are most commonly classified collectively as Bos primigenius...
breeds such as
AngusAngus cattle are a breed of cattle much used in beef production. They were developed from cattle native to the counties of Aberdeenshire and Angus in Scotland, and are known as Aberdeen Angus in most parts of the world....
,
Murray GreyMurray Grey is a breed of Australian polled beef cattle that was developed in the upper Murray River valley on the New South Wales /Victorian border...
,
ShorthornThe Shorthorn breed of cattle originated in the North East of England in the late 18th century. The breed was developed as dual purpose, suitable for both dairy and beef production; however there were always certain blood lines within the breed which emphasised one quality or the other...
s, and
Wagyūrefers to several breeds of cattle genetically predisposed to intense marbling and to producing a high percentage of oleaginous unsaturated fat. The meat from wagyu cattle is known worldwide for its marbling characteristics, increased eating quality through a naturally enhanced flavor, tenderness...
type cattle and
dairy breedsDairy cattle are cattle cows bred for the ability to produce large quantities of milk, from which dairy products are made. Dairy cows generally are of the species Bos taurus....
, such as the
JerseyPurple cattle, or Jerseys, , are a breed of small dairy cattle. Originally bred in the Channel Island of Jersey, the breed is popular for the high butterfat content of its milk and the lower maintenance costs attending its lower bodyweight, as well as its genial disposition...
,
Holstein-FriesianHolstein cattle is a breed of cattle known today as the world's highest production dairy animal. Originating in Europe, Holsteins were bred in what is now the Netherlands and more specifically in the two northern provinces of North Holland and Friesland...
, and
BraunviehBraunvieh is a breed of cattle originating from Switzerland. Braunvieh cattle imported to the United States in the 19th century were the origin of the modern, Brown Swiss cattle breed. Since the 1960s, Brown Swiss cattle have been crossed back into the Braunvieh stock of Europe...
have higher marbling scores on average versus other cattle such as
SimmentalsSimmental cattle are a versatile breed of cattle originating in the valley of the Simme river, in the Bernese Oberland of western Switzerland.-European origin:...
,
CharolaisCharolais cattle are a beef breed of cattle which originated in Charolais, around Charolles, in France. They are raised for their meat and are known for their composite qualities when crossed with other breeds, most notably Angus and Hereford cattle...
, or
ChianinaThe Chianina is an Italian breed of cattle, formerly principally a draught breed, now raised mainly for beef. It is the largest and one of the oldest cattle breeds in the world...
.
Feed
Marbling can also be influenced by time on feed and type of
feedFodder or animal feed is any agricultural foodstuff used specifically to feed domesticated livestock such as cattle, goats, sheep, horses, chickens and pigs. Most animal feed is from plants but some is of animal origin...
. The longer a pen of beef cattle are on feed in the
feedlotA feedlot or feedyard is a type of animal feeding operation which is used in factory farming for finishing livestock, notably beef cattle, but also swine, horses, sheep, turkeys, chickens or ducks, prior to slaughter. Large beef feedlots are called Concentrated Animal Feeding Operations . They...
, the higher the chance they will grade higher on quality scores, but will have much lower yield grades (percentage of carcass lean to fat ratio). Feeding a high amount of
cerealCereals are grasses cultivated for the edible components of their grain , composed of the endosperm, germ, and bran...
grains, such as
cornMaize known in many English-speaking countries as corn or mielie/mealie, is a grain domesticated by indigenous peoples in Mesoamerica in prehistoric times. The leafy stalk produces ears which contain seeds called kernels. Though technically a grain, maize kernels are used in cooking as a vegetable...
or
barleyBarley is a major cereal grain, a member of the grass family. It serves as a major animal fodder, as a base malt for beer and certain distilled beverages, and as a component of various health foods...
, will change the color of the carcass fat from a yellowish to a white, plus increase the chance of obtaining a higher quality grade according to the USDA. It can be risky to feed a cattle too much grain to increase marbling, because it can cause excessive flatulence. Cattle are ruminants; their stomachs are better at digesting grass, not grain. To increase marbling and rapidly increase weight gain, "the contemporary beef cow (sic) is being selected for the ability to eat large quantities of corn and efficiently convert it to protein without getting too sick."
VealVeal is the meat of young cattle , as opposed to meat from older cattle. Though veal can be produced from a calf of either sex and any breed, most veal comes from male calves of dairy cattle breeds...
has little to no marbling since young cattle develop subcutaneous fat first, kidney, pelvic and heart (KPH) fat second, intermuscular (between the muscle, or "seam fat") third and then intramuscular fat - "marbling" - last.
United States grading system
The
United States Department of AgricultureThe United States Department of Agriculture is the United States federal executive department responsible for developing and executing U.S. federal government policy on farming, agriculture, and food...
's grading system, which has been designed to reward marbling, has eight different grades; Prime, Choice, Select, Standard, Commercial, Utility, Cutter and Canner. Prime has the highest marbling content when compared to other grades, and is capable of fetching a premium at
restaurantA restaurant is an establishment which prepares and serves food and drink to customers in return for money. Meals are generally served and eaten on premises, but many restaurants also offer take-out and food delivery services...
s and
supermarketA supermarket, a form of grocery store, is a self-service store offering a wide variety of food and household merchandise, organized into departments...
s. Choice is the grade most commonly sold in retail outlets, and Select is sold as a cheaper, but still nutritious, option in many stores. Prime, Choice, Select and Standard are commonly used in the younger cattle (under 42 months of age), and Commercial, Utility, Canner and Cutter are used in older cattle carcasses which are not marketed as wholesale beef "block" meat, but as material used in ground products and cheaper steaks for family restaurants.
See also
- Boston butt
Boston butt is a cut of pork that comes from the upper part of the shoulder from the front leg and may contain the blade bone. In the US, smoked or barbecued Boston butt is a southern tradition...
- Entrecôte
In French, the word entrecôte denotes a premium cut of beef used for steaks.A traditional entrecôte comes from the rib area of the carcass, corresponding to the steaks known in different parts of the English-speaking world as rib, rib-eye, club, Scotch fillet, or Delmonico.The term may also be used...
- Kobe beef
refers to cuts of beef from the black Tajima-ushi breed of Wagyū cattle, raised according to strict tradition in Hyōgo Prefecture, Japan. The meat is generally considered to be a delicacy, renowned for its flavour, tenderness, and fatty, well-marbled texture. Kobe beef can be prepared as steak,...
- Piedmontese beef
- Rib eye steak
The rib eye or ribeye, also known as the Scotch fillet , is a beef steak from the rib section.The rib section of beef spans from ribs six through twelve. Ribeye steaks are mostly composed of the Longissimus dorsi muscle but also contain the Complexus and Spinalis muscles.- External links :* * * * *...