A total of 140 cows in various breed, aged 3-12 years old, admitted 10 the Firat University Veterinary Faculty Clinics with retained placenta between 1996-1999 were were used as material for this study. Regular recordings of these animals was kept and relation between animal's age. number of parturalion, type of parturiliOn, calving se· ason. sex of calves and incidence of retained placenta was investigated. Among the cows With retained placenta. abortion, twin birth, dead birth and living birth were in 6.42 %, 7.69 %, 5 % and 88.58 %, respectively. A higher risk of relamed placenla was observed in cows that calved in spring and summer months, al the ages of 3, 4 and 8 years, that calved for 5 times and dystocia. No relationship was observed between the sex of calve and frequency of retalned placenta