Effects of Age, Body Condition Scores and Season on Paired Testes Meas

Determination of scrotal circumference is an essential aspect of breeding soundness examination and has great value as an indicator of total sperm production, semen quality and infertility of a bull. Compared to exotic cattle (Bos taurus) and with other zebu breeds (Bos indicus), Jimma zone, Oromia region, Ethiopian local breed bull¿s testicular parameters and scrotal circumference were lower.It is recommended to investigate the correlation among scrotal circumference and sperm motility, sperm quality, volume, as well as sperm output.