Some diseases that may cause few or no clinical signs in one group may be highly pathogenic to another group. 14 to 28 day improvement in days to market. 1 to 4 percent improvement in mortality during the grower to finish phase. Adding replacement animals All incoming breeding stock should be quarantined in isolation for 30 to 60 days at a minimum of 200 yards from the primary herd. Thirty days is the minimum period for adequate isolation and observation.
Longer periods offer even more security.
Because of the prevalence and impact of specific diseases, a vaccination program should be followed. Caution and routine surveillance are the primary health procedures suggested. Pig management procedures may be performed during the first three days of life. These include iron injections, tail docking, removal of needle teeth, and ear notching for identification. It should also be given to all sows when the pigs are weaned and to boars twice a year.