Clinical Incidence of Reproductive Disorders in Crossbred Cows in the Province of Balochistan

The clinical incidence of reproductive disorders in crossbred (local non-descript crossed with Friesian) was determined from the records maintained at the artificial insemination (A.I.) component, Livestock and Dairy Development Department, Balochistan for the period from July 1980 to June 1995. A total of 21 ,493 cases of uterine infections, reported anoestrus and obstetrical problems were recorded. The highest incidence was found to be of uterine infections ( 4 7. 5%) followed by anoestrus (34. 3%) and obstetrical problems (18.2% ). Among uterine infections the first degree endometritis was the most common (52.8%) followed by puerperal uterine infections (24.9% ), second degree endometritis (17 .1% ), pyometra (3. 2%) and mucometra and hydrometra (2. 0%). Various types of reported anoestrus in the crossbred was found to be real anoestrus (62.2% ), silent oestrus (31.1%) and immature genitalia with non-functional ovaries in heifers (6. 7% ). Among obstetrical problems the highest incidence was of prolapse of vagina and uterus (31. 3%) followed by dystokia (26. 9%), retention of foetal membranes (23.9%) and non-specific abortions (17.8%).