Reproductive Failure in the Beef Herd - CE Quiz

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* 1. Please enter your information

Full Name, Credentials *

Practice Name

Province (NO abbreviations, please) *

Email Address *

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* 2. What is NOT one of the three ways to define breeding success?

Breeding season length

Weaning weight

Open rates

Calving distribution

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* 3. What percentage of cows should be pregnant in the first 2 cycles?

85%

60%

95%

90%

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* 4. What is the average duration of immunity (DOI) of a VL5 product?

6 months

1 month

12 months

3 months

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* 5. What is the normal average post-partum interval for a mature cow?

30-60 days

50-80 days

80-90 days

20-40 days

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* 6. What is the ideal target weight for heifers before their first breeding?

20-30% of mature weight

30-40% of mature weight

40-50% of mature weight

55-60% of mature weight

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* 7. What does NOT contribute to the PPI (postpartum interval)?

Body Condition Score

Nutrition

Dystocia

Temperament

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* 8. What pathogens were isolated from the Swackhammer heifers?

BRSV

IBR

BVD

B and C

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* 9. According to Dr. Swackhammer, what is the most common cause of reproductive failure in Eastern Canadian herds?

Bull failure

Nutrition

Disease

Vaccination status

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* 10. True or False: BVD is most common in young cattle.

True

False

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* 11. What is NOT considered a long-term effect of BVD infection?

Infertility

Embryonic death

High birth weights

Persistently infected calves