Notes
Slide Show
Outline
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SHOW PIG SELECTION
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Darrell Rothlisberger
Utah State University

Tim Marshall
University of Florida

Frankie Hall
Florida Farm Bureau
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Selecting Your Feeder Pig
  • Selecting your pig should be something that you do, not your parents.
  • However, you should have an experienced adult involved for guidance.
  • We will talk about where to look and how to select a pig that will provide value and an good educational experience.
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Collect Hog and Ham Information
  • Purchase time – starting the pig on feed
    March 20, 2006


  • Slaughter day, thus Days on Feed
    98 days


  • Understand all of the Rules/Guidelines
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Questions
  • Where should I buy?
  • Should I try to buy as a member of a group?
  • Are there breed differences?
  • What weight pig should I buy?
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Breeds of Pigs
  • There are many breeds
  • Hampshire
  • Duroc
  • Yorkshire
  • Crossbred


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Hampshire
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Duroc
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Yorkshire
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Crossbred – York x Hamp
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Selection Criteria
  • Muscle
  • Frame
  • Feet and Leg Soundness
  • Skeletal Design
  • Movement
  • Rib Capacity/Volume


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Parts of the Pig
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Muscle
  • This is what you are selling to the consumer
  • Select a pig that is moderate to heavy muscled
  • Know the indicators of muscle
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Indicators of Muscle
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The groove!
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Muscling
  • Best observed by examining the hog from the rear.
  • The hog should show a wide back and loin and a deep rump.
    • Width must be due to muscling and not fat.
    • There is greater width in the ham and loin and not the back.
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Muscle
  • Wide with deep groove down center & rounded on edges (butterfly shape)


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Muscle
  • Light muscled pig will have inverted “V” shape when viewed from the rear


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Frame
  • Length and height
  • Select a pig that is
    • Long bodied


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Structure/Design:
Athletic Movement - sound
  • How the pig is put together
  • A pig should move with ease
  • Take long strides
  • Joints should be clean and be at the proper angle
  • Sound pigs grow faster because they endure less stress


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Structural Correctness
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Skeletal Design
  • A well designed hog:
    • Holds its head up when walking
    • Walks effortlessly and athletically
    • Level top on the move


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Movement
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Capacity
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Capacity or Volume
  • Depth of body
  • Width of base
    (between hocks and chest floor)
  • Spring of rib cage
  • Length of body
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What should my feeder pig weigh?
You must know…
  • Length of feeding period
  • Expected rate of gain
  • Optimum slaughter weight


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Example
  • 100 d feeding period
  • 270 # Optimum slaughter weight
  • 1.7 #/d Average Daily Gain

    270 – (100 X 1.7) = 100 #

    This pig should weigh at least 100 pounds at purchase assuming that predictions are correct and it does not get sick.
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Recommended Feeder Pig Weight
  • Your guidelines suggest 100 to 125 pounds
  • If you purchase much earlier than March 20, then you can buy a lighter pig
  • This is a recommendation, not a requirement…and is meant to help you.


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Source of Pigs
  • Directly from the breeder’s farm
  • Buying from commingled source contributes much more risk
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Advantages to going to the farm
  • Evaluate Farm:
  • Health
  • Genetics
  • Management
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Disadvantages in purchasing directly from breeder’s farm
  • Flooring makes it hard to see how pig walks
  • Small pens make it hard to see pigs
  • Lighting is poor
  • Dirty pigs
  • Expensive to travel from farm to farm
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Health
  • Should check the health of the source herd
  • Buy only healthy animals from healthy herds.
  • Animals should have a negative blood test for brucellosis, leptospirosis, and pseudorabies.
  • Should be vaccinated for erysipelas.
  • Should be free of external and internal parasites.
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Health
  • Do not select pigs that have signs such as coughing, infected eyes, rough hair coats, pot bellies, gauntness, listless acting.
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Health
  • Pigs should be de-wormed, tail docked, and castrated.
  • Do not select if they show signs of external parasites.
  • No ruptures


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Summary
  • Bring home a pig that is
    healthy and will stay healthy
    reasonable priced
    correct weight
    at least average muscled
    structurally sound
    big ribbed, but has growth potential
    STRESS FREE genetics