Dan Morrical

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Carcass Component Growth

• Dan Morrical
• Iowa State University
• Extension Sheep Specialist

DGMISU
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Components

• Lean tissue
• Adipose tissue
• Skeletal tissue

DGMISU
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Carcass value

• Age
• Weight
• Fat
• Color
• Firmness
• Muscle

DGMISU
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Carcass value

• Moderately lean
• Heavy muscled

DGMISU
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Projected Target Market Weights
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Frame Size, Growth and Carcass Traits

• ?

Texas Rambouillet Wethers Small Medium Large
Carcass wt. 54 51 50 Backfat .18 .11 .07
Ribeye 2.02 2.05 1.98
DGMISU
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Which group is better
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Ile DeFrance
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Sire Breed Impact on Growth and Carcass
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Summary

• Sex has an impact
• Protein level
• Older/backgrounding improves
• cutability