BSE II RAM / BUCK

1
BSE IIRAM / BUCK

• S. Tona Olurode
• Theriogenology Unit
• Vet Public Health Reproduction
• COLVET, UNAAB

2
RAM/BUCK BSE 1 INDICATION, IMPORTANCE AND
IMPLICATIONS

• Indication-
• To detect male that are sterile
• To detect and remove those with reduced
  fertility
• Importance- to rule out defective males and / or
  treat them
• Implication- to maximise the breeding potentials
  by allowing reduction in the male/female ratio
  for mating purposes.

3
BSE II PHYSICAL EXAMINATION

• Physical exam involves thorough exam of the
  animal including the following critical areas
• Locomotor system
• Body condition score
• Reproductive system-
• Prepuce, Penis and inguinal ring
• Scrotal exam including skin, wool, testes,
  epididymis, scrotal circumference, scrotal neck
  and base
• Libido

4
BSE III Semen collection and evaluation

• Semen collection-
• General considerations-
• separate male from female at least 3days prior
  to collection
• deprive male of food and water 12hrs before
  for a good result
• Methods- EE, AV and manual massage

5
CLASSIFICATION OF
RAMS/BUCKS AT SEMEN EVALUATION
CLASS SCROTAL CIRCUMFERENCE lt14 MTHS SCROTAL CIRCUMFERENCE gt14 MTHS MOTILITY MORPHOLOGY
Excellent gt 33cm gt 35cm gt 50 gt 90
Satisfactory gt30cm gt 33cm gt 30 gt 70
Questionable lt30cm lt 33cm lt 30 lt 70
6
Table 1 Normal semen quality in the mature ram
and buck

• Ram
  Buck
• Volume (ml) 1 (0.8-1.2) 0.8 (0.5-1.0)
• Sperm
• concentration (109/ml) 2.5 (1-6) 2.4 (2-5)
• Motile sperm () 75 (60-80) 80 (70-90)
• Morphological
• normal sperm () 90 (80-95) 90 (75-95)

7
BSE III INTERPRETATION

• Data obtained from the physical examination will
  assist the vet to decide on how to classify the
  buck/ ram into any of the FOUR categories
• excellent satisfactory questionable or
  unsatisfactory.

8
Thank You All

• For your patience,
• perseverance and
• understanding.