Pregnancy Diagnosis by Real-Time Ultrasonograpy at Different Gestational Periods in Gilts and Sows

Abstract

The experiment was conducted on commercial swine farm unit in Serbia, to evaluate the effectiveness of pregnancy diagnosis with real-time ultrasonography in 87 gilts and 65 sows, performing at different periods after artificial insemination (AI). Positive pregnancy diagnosis was establish in 89.47%, 93.38%, 96.06%, 99.18% and 99.17% gilts+sows, at 17-20d, 21-23d, 24-26d, 27-29d or 42-45d after artificial insemination (res.). According to the total number of examined gilts+sows, positive diagnosis of pregnancy was establish in 89% females at 17 to 20 days, and in 79% females at 42 to 45 days after (AI). It was concluded that real-time ultrasonography is the method for successful early pregnancy diagnosis in commercial farm units.

Keywords

• diagnosis
• gilt
• pregnancy
• sow
• ultrasound