Table 3.

Time schedule of planned total depopulation and repopulation strategies (minimum weight of pigs at depopulation is 30 kg) done on single site farrow-to-finish farm (DPRP₁) and farms with breeding and finishing pigs in separate sites (DPRP₂); and time schedule of unplanned total depopulation/repopulation strategy (DPRP₃, depopulation done at day 0).

	DPRP1	DPRP2	DPRP3
Day of insemination of last batch of old sows	1	1	–
Day of farrowing of last batch of old sows	115	115	–
Day of insemination of the first batch of new gilts (done in another farm)	140	105	1
Day of weaning of the last batch of old sows	143	143	–
Day at which all the remaining sows and gilts are sold	143	143	1
Day at depopulation of all the growing and finisher pigs	178	206	1
Period of time the breeding houses are emptied	178–220	143–185	1–42
Period of time the growing/finisher houses are emptied	178–220	192–220	1–42
Day at which the first batches of high health gilts are brought onto the farm (80 days in gestation)	220	220	80
Day at which the first batch of new gilts are farrowed	255	255	115
Day of insemination of last batch of new gilts	266	266	168
Day at which the piglets from the first batch of new gilts are weaned	308	308	143
Day at which the first batch of new gilts are sent to slaughter (full production point)	425	425	283