Blood Pregnancy
This ELISA test detects early pregnancy-associated glycoproteins (early PAGs) in bovine serum as a marker for pregnancy. The pregnancy-associated glycoproteins (PAGs), which only produced in the presence of an embryo or fetus. This test can be used as early as 28 days after breeding in cows with no interference from a previous pregnancy as early as 60 days after calving. Blood samples can be beneficial if you’re conducting herd screening for other diseases or if the timing aligns with this testing method.