Bull Breeding Soundness Exam Flashcards
1
Q
What are the components for a BSE?
A
ID and history Physical soundness Rectal exam Exam of external genitalia Scrotal circumference Semen collection and evaluation Libido and mating ability
2
Q
What is important in the physical soundness part of an exam?
A
BCS
Leg conformation
Hooves
3
Q
What is a hereditary issue to look out for on the external genitalia exam?
A
Prolapsed prepuce; should be close to body
4
Q
Why is scrotal circumference important?
A
Indirect measure of sperm output and testosterone
5
Q
What are scrotal circumference requirements for a 15mo bull? 24mo?
A
30cm
34cm
6
Q
How should semen be evaluated?
A
Keep slide on warmer
One drop - assess motility
Stain - assess defects
7
Q
What are the passing scores for semen density, motility, and morphology?
A
250mill cells/mL
30% individual motility
At least 70% of sperm normal
