I attended the 2021 Texas A&M Beef Cattle Brief Course in School Station. On the final day, Dr. Ky Pohler, affiliate professor, reproductive physiologist and native of Shiner, demonstrated numerous methods To Search out out being pregnant in cattle.
Solely about 30% of beef producers truly being pregnant look at their cows in a well timed method, and enhancing that proportion would significantly enhance profitability. Understanding if a cow is open earlier than calving permits producers extra decisions — get her bpurple as quickly as extra or promote and substitute her with a bpurple cow.
Pregnancy look ating Might be carried out in Pretty A pair Of the method. Most pregnancies are decided by rectal palpation. Beef cattle veterinarians are extremely expert at palpation and are An further pair of palms and esure when working your cattle. Neverthemuch less, there are Costlier and exact devices Similar to ultrasound and simpler however much less exact strategies collectively with blood look at for being pregnant. Reproductive ultrasound will detect being pregnant at an early age, round 28 days or so, And might decide the intercourse of the fetus and detect twins between 60 and 80 days.
Since 2004, BioPryn, After which later IDEXX, have provided blood look ating. BioPryn samples have been despatched to a laboratory whereas IDEXX was a barely extra complicated chute-facet look at. Each are primarily “sure/no” (pregnant/open) look ats, both are straightforward To make the most of by producers and are value efficient.
Pohler level outd that IDEXX is releasing its IDEXX Alerty’s OnFarm Pregnancy Test this yr. It is a “snap look at” that requires about 100 microliters (0.1 mL or cc or 6 drops) of blood collected in an EDTA (purple prime) blood tube After which deposited in A area of curiosity or properly on the look at system. In about 20 minutes, the presence of two purple strains, Regardmuch less of how faint, will level out a pregnant feminine. It is equally right on both cows and heifers.
The look at probably Shall be provided for $8 to $10 every however will Are out there 25 look ats to a package, so it Will not be Low price than conventional strategies, particularly if Various Want to be look ated. Neverthemuch less, if it will get you To look at for being pregnant earlier than weaning, then use it.
Joe C. Paschal is a livestock specialist with the Texas A&M AgriLife Extension Service in Corpus Christi. Contact him at [email protected] or 361-265-9203.