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Table 4 Reproductive performance data of parity 2–7 in the subsequent litter, classified by nursing type in the previous lactation in 2013–2015

From: The effect of double nursing, an alternative nursing strategy for the hyper-prolific sow herd, on herd performance

   Interval Weaning to Conception (days) # Total Born Piglets (TBP) # Live Born Piglets (LBP) Piglet mortality (%) Lactation Length (days)
  Count Mean Stdv Mean Stdv Mean Stdv Mean Stdv Mean Stdv
SNS 1,791 6.05 6.46 17.17 3.31 15.80 3.17 8.69 11.63 27.00 4.11
DNS 248 5.98 5.93 16.23 3.52 14.99 3.61 9.43 13.99 26.90 2.93
  1. Single nursing sows (SNS) nursed ≥11 - ≤14 piglets during a lactation period of ≥ 24 and ≤ 30 days. Double nursing sows (DNS) nursed ≥22 - ≤28 piglets during a lactation period ≥ 24 and ≤ 30 days