West Central Missouri "Show-Me-Select" Heifer Sale

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These requirements are designed to minimize the incidence and severity of calving difficulty and protect against potential reproductive losses. Heifers must be bred to service sires at or less than established birth weight EPD maximums, have a minimum pelvic area of 150 cm² prebreeding or 180 cm² at pregnancy examination, be a minimum body condition score of 5 on sale day, and meet established health guidelines.

Spring 2002

• All heifers must be calfhood vaccinated for Brucellosis according to Missouri state regulations.
• Heifers are vaccinated for IBR, PI-3, BVD, BRSV, and 7-way Clostridia. Label directions concerning initial vaccination and boosters must be followed.
• Use of implants is discouraged. If heifers are implanted, only FDA approved products for replacement heifers are allowed according to label guidelines.
• Long-term use of MGA is prohibited. Use of MGA for periods up to 14 days to synchronize estrus is permitted.
• Internal and external parasites are controlled as needed.
• Heifers must be polled or de-horned and completely healed by sale day.

Fall 2002

• Prebreeding reproductive examination is performed.
  Reproductive tract scored, pelvic measured, and heifer weighed.
• Heifers are vaccinated for IBR, BVD, Leptospirosis and Vibriosis between 60 and 30 days prior to beginning of breeding. All vaccinations must follow label directions.
• Internal and external parasites are controlled as needed.

Spring 2003

• Heifers are pregnancy examined to determine breeding dates (confirm AI or natural service pregnancy)
• Heifers are treated for external and internal parasites within 30 days of sale date. Products for internal parasite control must have label claim for all stages of the parasite life cycle.
• All sale heifers received a one-shot immunity scour vaccine (Bovine Pili Shield).
• Heifers are examined on sale day by a final screening committee to eliminate blemishes (scarred eyes, frozen ears, short tails, rat tails).
• Heifers must be a minimum body condition score of 5 (1 - 9 scale) on sale day.

Heifers must be bred to bulls with maximum birth weight EPDs or minimum calving ease EPDs for the following breeds based on the current genetic evaluation at the time of breeding for the respective breed associations:

Maximum birth weight EPD				Minimum calving ease EPD
Angus	+2.0	Hereford	+2.3	Simmental	+7.4
Brangus	+0.8	Red Angus	-0.4	Gelbvieh	109
Charolais	-1.8	Salers	-0.2
Limousin	-1.1	Shorthorn	+0.5