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Edisto Research & Education Center |
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IRM Beef Production Systems |
Angus Yearling Heifer Development
Dr. Larry W. Olson - Associate Professor, Extension Animal
Scientist - Principal Investigator
Rebecca H. Davis - IRM Beef Production
Systems Technician
The Angus Yearling Heifer Development Program is
the first year of a 2-year management program. It
begins when a group of highly selected Angus heifers are weaned and lasts through
summer following their
first breeding season. This program is designed to
provide heifers the opportunity the fully develop their genetic potential for growth and
productivity. Detailed production and economic analyses of the cost of producing replacement
heifers are conducted.

After weaning, heifers go through 45-day postweaning preconditioning program
followed by grazing winter annuals. While on winter grazing, they are fed 3 lbs of
cottonseed per day. Heifers are managed so they can reach a minimum target weight of
800 lbs. - 65% of expected mature weight - by the start of their first breeding season on April 1st. During late spring and
summer, they graze MaxQ fescue then coastal bermuda-crabgrass
mixed grass pastures. The minimum prebreeding
target weight
requirement insures that 95%+ should reach puberty before the start of
56-day breeding
season - 21-day estrus synchronized AI season followed by a 35-day natural breeding season.
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2009 |
Management Program
Production Summaries
Economic Analyses
- Herd Bull Maintenance Costs -
mature
- Net Production Costs
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2009
Breeding Season
- Angus AI Sires
- Polled Hereford AI Sire
- Polled Hereford Natural Service Sire
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2008 |
Management Program
Production Summaries
Economic Analyses
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2008
Breeding Season
- Angus AI Sires
- Angus Natural Service Sire
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2007 |
Management Program
Production Summaries
Economic Analyses
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2007
Breeding Season
- Angus AI Sires
- Angus Natural Service Sire
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2006 |
Management Program
Production Summaries
Economic Analyses
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2006 Breeding Season
- Angus AI Sires
- Angus Natural Service Sire
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2005 |
Management Program
Production Summaries
Economic Analyses
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2005
Breeding Season
- Angus AI Sires
- Angus Natural Service Sire
- Polled Hereford AI Sire
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2004 |
Management Program
Production Summaries
Economic Analyses
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2004 Breeding Season
- Angus AI Sires
- Angus Natural Service Sire
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2003 |
Management Program
Production Summaries
Economic Analyses
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2003 Breeding Season
- Angus AI Sires
- Angus Natural Service Sire
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2002 |
Management Program
Production Summaries
Economic Analyses
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2002 Breeding Season
- Angus AI Sires
- Angus Natural Service Sire
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For Additional Information Contact:
- Dr. Larry W. Olson
- Extension Animal Scientist
- Edisto Research & Education Center
- 64 Research Rd.
- Blackville, SC 29817
- E-mail: LOLSON@clemson.edu
- Phone: (803) 284-3343 ext 231
- Fax: (803) 284-3684
This Web page was created by Dr. Larry W. Olson - LOLSON@clemson.edu |