The average piglet birth weight from the 3 groups of vaccinated sows was statistically higher than that from the unvaccinated sows.
Three factors must be taken into account when defining the viability of the elimination of M. hyopneumoniae on each farm: negative replacements, cost and return on investment, and risk of re-infection.
The diseases shared by livestock and wildlife involve many players: mainly farmers, but also hunters and different public administrations.
Modern startup farms may have less pressure of respiratory diseases infection in winter as they usually have good ventilation design. However, the clinical case described here is an App outbreak in a startup farm with modernized ventilation design.
No single strategy will confer total protection. A well-orchestrated combination of various methods adjusted to a single production unit or system will be needed.