Exam 2 animal evaluation
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What are the maternal line breed of hogs
Yorkshire, landrace, Chester white
What are maternal line breeds know for
Big bodied, long torso, and milk production
Terminal line breed of hogs
Duroc, Hampshire, pietrain
What are terminal line breeds know for
muscling, growth, and feed efficiency
Multipurpose breeds in hogs
Berkshire, Poland china, and spot
Developed in Denmark in 1895 White in color with very large drooping ears set close to their head Sows are very prolific Heavy milkers Satisfactory mothers
Landrace
Story of England Very large in size White with erect ears Prolific and excellent mothers Most popular in US
Yorkshire
Cross of Siamese and Chinese blood Country seat of the shire of Berks in England Black with erect ears 6 white points Good mothers Excellent carcass quality
Berkshire
Originated in Pietrain, Belgium Stress gene White with black spots Light pigmentation around spots Eerect ears Extremely lean and heavily muscled
Pietrain
Originated I. Chester county, Pennsylvania White with small droopy ears Very hardy Prolific Poor disposition
Chester White
Originated in Eastern US Cross between Berkshire and the Jersey reds Droopy ears Red color variation Dished face Excellent carcass composition and quality Good growth rate and efficient growth
Duroc
Oldest original early American Breed of Swine Black with white belt Erect ears Heavily muscled Lean and fast growing Gene for stress and poor quality
Hampshire
Oldest US breed Black with 6 white points Droopy ears Excellent feeder Very prolific Poorest mothers
Poland China
Recently Spotted Poland China Adds productivity gentleness and durability
Spotted Swine breed
Deviled by crossing the white and red blooded stock Duroc and Chester white Webber in Missouri Red in color White face At least 2 white legs Medium drooping ears
herefords
Originated in Ireland Bacon type carcasses Red in color Excellent mothers Rugged and thrifty breed
Tamworth
What percent of hogs are company hogs
95%
Priority traits from most to least in hogs
Muscle, growth, capacity/volume, leanness, structure and soundness
Maternal line breeding gilts priority traits
structure and soundness, growth, underline quality, capacity and volume, muscling, leanness
Terminal line breeding gilts priority traits
Structure and soundness, muscling, growth, capacity and volume, leanness, underline quality
Swine muscle indicators
Forearm, loin, ham, and stifle
A sign of muscling and fat is…
wider through the middle of the ham
Muscle top has a ______ shape
Butterfly
______ shape indicates fat
Flat