1. BSE II RAM / BUCK S. ‘Tona Olurode Theriogenology Unit
Vet Public Health & Reproduction
COLVET, UNAAB

2. RAM/BUCK BSE 1: INDICATION, IMPORTANCE AND IMPLICATIONS
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
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
SCROTAL CIRCUMFERENCE <14 MTHS
SCROTAL CIRCUMFERENCE >14 MTHS
MOTILITY
MORPHOLOGY
Excellent
> 33cm
> 35cm
> 50%
> 90%
Satisfactory
>30cm
> 30%
> 70%
Questionable
<30cm
< 33cm
< 30%
< 70%

6. Table 1 – Normal semen quality in the mature ram and buck
Ram Buck
Volume (ml) 1 ( ) ( )
Sperm
concentration (109/ml) 2.5 (1-6) 2.4 (2-5)
Motile sperm (%) 75 (60-80) (70-90)
Morphological
normal sperm (%) 90 (80-95) (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.