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.
Sit down with your production and sow farm teams to review key points in this column. We have four years of experience under our belts and have learned key management strategies; however, break rate continues to be unacceptable.