Overview of the IBEP Bull Test

Genetic Defects

• "Genetic Defects - The Old, The New and The Misunderstood" - archived webcast, which aired 2/16/09. Discussion by Dr. Sue DeNise, Vice President, Genomics Rsearch and Development, MetaMorphix, Inc., and Mark Gardiner, President, Gardiner Angus Ranch, Inc.

Breed Association Information on Genetic Defects

• Angus
  • Arthrogryposis Multiplex (AM) Information
  • Neuropathic Hydrocephalus (NH) Information
  • Genetic Defects and Factors
  • AAA policy relating to the registration status of potential and known carriers of AM and NH
• Gelbvieh
  • Genetic Defect Information and AGA Policies on Genetic Defects
  • A Comprehensive Policy and Plan to Eliminate the Arthrogryposis Multiplex (AM) Gene in the AGA Herdbook
• Hereford
• Confirmed Genetic Abnormality Carriers
• Limousin
  • NALF Members Manual, Breeder Information section - section beginning with page E-15 deals with Protoporphyria
• Red Angus
  • Genetic Defects Monitored by RAAA
• Simmental
  • Genetic Abnormalities
  • Genetic Defects Page
  • ASA Policy on Genetic Defects
  • ASA Policy for Monitoring TH and PHA Genetic Defects
  • ASA Monitoring Genetic Defects (color coded status of individuals)

Contemporary Groups

• Overview of Contemporary Groups
• Understanding Contemporary Grouping - American Angus Association
• Understanding Contemporary Grouping - American Gelbvieh Association
• BIF Guidelines - Beef Improvement Federation - A section about contemporary groups is on pages 12-16 of the Guidelines (which is pages 16-20 of the pdf file)

EPDs

• EPDs and $ Indexes
• EPDs and What They Tell Us - American Angus Association
• Interim EPDs - American Angus Association
• Across-Breed EPDs
• Understanding and Using Expected Progeny Differences (EPDs) - University of Arkansas
• Using EPDs - University of Kentucky

Ultrasound Scanning

• Before You Scan - UltraInsights Processing Lab
• Ultrasound Scanning Guidelines for Beef Cattle Breeders - National CUP Lab & Technology Center
• Carcass Genetic Evaluation - American Angus Association

Structural Soundness

• An Analysis of Beef Cattle Conformation - University of Arkansas
• Bull Soundness - Structural - New South Wales Department of Primary Industries, Australia

Breeding Soundness Exams

• All bulls which are sale eligible based on performance index are checked for breeding soundness. A Breeding Soundness Examinations presentation is available online.
• For more information, contact Dr. Wayne Singleton, reproductive physiologist.

Beef Sire Selection

• Beef Sire Selection Manual - National Beef Cattle Evaluation Consortium, 2006
• Beef Sire Selection - University of Arkansas
• Beef Sire Selection Recommendations - University of Kentucky
• Bull Selection 101 - Oklahoma State University

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If you have suggestions of things to include on this FAQ page, please contact Donna Lofgren.