Mhp detection rate was lower in suckling pigs, and increased in growing, finishing and adult pigs. Regardless of age group, bronchoalveolar lavage had the highest detection rate, and nasal swabs along with oral fluids had the lowest.
Reproductive PRRS accounts for 45% of losses in U.S. swine herds. Using CRISPR/Cas9 technology to knockout the maternal CD163, researchers can create a protective shell around that fetus and produce a healthier pig.
Even when semen delivery schedules can’t be changed, prioritization of which sows should be bred with the youngest semen available should help and certainly not harm farrowing rate and number born alive.