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Breeding Swine Selection by Dr. Randy Harp. Purpose of Evaluation. Value is the root word of Evaluation . Understand economic importance of physical and genetic traits. Evolution of the Swine Industry. Lard Type. Evolution of the Swine Industry. Bacon type.
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Purpose of Evaluation • Value is the root word of Evaluation. • Understand economic importance of physical and genetic traits.
Evolution of the Swine Industry • Lard Type
Evolution of the Swine Industry • Bacon type
Evolution of the Swine Industry • Lean type
Evolution of the Swine Industry • Terminal Type
Evolution of the Swine Industry • Production Type
Physical Evaluation Criteria • Structure • Volume • Muscle • Condition • Balance
Structure • Skeletal • Reproduction and Maternal
Skeletal Structure • Study from bottom to top • Toes • Pasterns • Knees and Hocks • Shoulder and Hip • Top
Reproduction/Maternal Structure • Female • Vulva • Underline • Male • Testicles • Penis
Volume • Base width • Rib Shape • Crate adaptability • Depth • Growth
Muscle • Smooth muscle vs. hard muscle • Gilts vs. Boars • Places to evaluate • Bone/Foot • Forearm • Top • Hip/Ham
Condition • Problems with too much • Problems with too little
Balance • Feminity/Masculinity • Construction/Smoothness • Balance out
Summary • Evaluation • Many changes in the hog industry • 5 major criteria • Remember: Evaluation is always about the money.