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Breeds and Selection of Swine

Breeds and Selection of Swine. Terms:. Swine: mammal in the family Suidae. Domesticated species grown for their edible flesh and fat, for their hides and bristles Hog: older swine of either sex Pig: young swine of either sex Pork: meat of swine. Continued Terms:.

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Breeds and Selection of Swine

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  1. Breeds and Selection of Swine

  2. Terms: • Swine: mammal in the family Suidae. Domesticated species grown for their edible flesh and fat, for their hides and bristles • Hog: older swine of either sex • Pig: young swine of either sex • Pork: meat of swine

  3. Continued Terms: • Boar: male swine that has not been castrated • Barrow: male swine that has been castrated • Sow: mature female swine • Gilt: immature female swine • Meat-type hog: well muscled hog that has a good length of body and an above average percentage of ham, loin, and shoulder

  4. Continued Terms: • Hybrid: an animal produced from the crossing of two animals of different breeds • Hybrid vigor: the extra growth capacity contributed to hybrid animals because of the crossbreeding factor • Prolific: productive; abundant reproduction

  5. Continued Terms: • Farrow: act of giving birth • Gestation period: length of pregnancy (3 months, 3 weeks, 3 days)

  6. Landrace • Originated in Denmark • Drooped ears • Known for their mothering ability and large litters • White • Long • Flatter-topped than other breeds

  7. Berkshire • Originated in England • Black with six white points • Once kept at Buckingham Palace • Has an acceptable carcass • Erect ears

  8. Chester White • Originated in Chester County, Pennsylvania • Further developed in Delaware County, Pennsylvania • White with drooped ears

  9. Duroc • Originated in the United States • Solid red • Drooped ears • Good mothering, growth rate, and feed conversion

  10. Hampshire • Originated in England • Once known as thin rind • Probably the oldest American breed • Black with a white belt • Small, erect ears • Known for foraging, muscling, and carcass leanness

  11. Hereford • Originated in Missouri • Developed from crossing Poland China and Durocs • Red with white face, legs and underline • Medium-sized, drooping ear • Long neck

  12. Pietrain • Originated in Belgium • White with black spots • Medium sized, erect ears • Exceptionally high lean to fat ratio • Usually used in crossbreeding to improve carcass quality

  13. Poland China • Originated in Ohio • Noted for low backfat and large loin eye • Quiet dispositions • Black with white snouts, legs and switch • Drooped ears

  14. Spots • Developed in Indiana • Black and white spots • Drooping ears • Noted for rapid weight gain • Breeders strive to produce large frames

  15. Tamworth • Originated in Ireland • Red in color • Long head and snout • Good mothers • Foraging ability

  16. Yorkshire • Originated in England • White • Large, erect ears • High feed efficiency • Produces large litters • Bacon-type hog

  17. Judging Hogs Look at them from 15 feet Type and conformation Look at length of side and skeleton Muscle Look at rear view; wide back and loin; deep rump and ham; thick and firm; chest and shoulders wide Finish A little is desirable; no excess fat Quality, Proportioned, Sound

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