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Swine Breeds. US Swine Breeds. - 40 World wide - Only 8 Industry Impact. Maternal Breeds Sire / Carcass Breeds Minor Breeds Swine Company Genetics. Four Classifications. Mother Breeds. Yorkshire. Developed: York county England Imported in 1830 Characteristics: White with Erect ears
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US Swine Breeds - 40 World wide - Only 8 Industry Impact • Maternal Breeds • Sire / Carcass Breeds • Minor Breeds • Swine Company Genetics Four Classifications
Mother Breeds Yorkshire • Developed: • York county England • Imported in 1830 • Characteristics: • White with Erect ears • A large breed • Noted For: • Maternal characteristics • Most carcass oriented of Mother breeds • “Dual Purpose”
Mother Breeds Landrace • Developed: • From Danish Landrace • 1930’s imported • Characteristics: • White with Big Droopy ears • Fine boned • Distinctively long bodied • Noted For: • Most Prolific Breed • Largest litter size
Maternal Breeds Chester White • Developed: • Chester Co Pennsylvania • Mid 1800’s from White hogs in the area • Characteristics: • White body • More Bone “Rugged design compared to other mother breeds” • Noted For: • Maternal characteristics • Durability • Meat quality
Sire/Carcass Breeds Hampshire • Developed: • Hampshire Co. England • Imported in 1825 to Kentucky • Called “Thin Rinds” • Major growth in 30’s • Characteristics: • Black with a White Belt • Noted For: • Carcass Traits • Heaviest muscled leanest breed
Sire/Carcass Breeds Duroc • Developed: • New Jersey Reds • Sire named “Duroc” • Characteristics: • Red body • Variation is light to dark • Noted For: • Ruggedness / durability • Feed efficiency • Rate of Growth
Sire/Carcass Breeds Berkshire • Developed: • Berkshire England • Characteristics: • Black with erect • 6 – white points • Face, legs, tail • Noted For: • True Pure Breed • Highest Pork Quality Berkshire Gold - Premium Pork Product
Sire/Carcass Breeds Pietrain • Developed: • Belgium • Characteristics: • Spotted • Double muscled • Noted For: • Leanness and muscle • Below average pork quality
Poland/Spot • Black with white on face and at least three feet • May have a splash of white on the body • No red hair • Must exhibit breed character • Spots must exhibit white spots on body a long with Poland breed character
Cross Breeding Crossbreeding • Developed: • To improve the hog being developed by utilizing the positives from the breeds selected • Greater performance and growth rates from increased hybrid vigor
Developing F1 crosses Yorkshire Hampshire
Developing F1 crosses Duroc Hampshire H D Terminal Boars
Terminal Line Maternal Line