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Table 1 Production data and other parameters (mean PigWin a figures) for 60 Swedish farrow-to-finish herds

From: Biosecurity level and health management practices in 60 Swedish farrow-to-finish herds

Production data and other parameters Min Median Max Mean SD Mean PigWin, 2013
Sows (n) 96.0 188 1200 243 179 309
Litters/sow/year 1.60 2.20 2.40 2.20 0.14 2.21
Weaned piglets/sow/year 14.1 23.6 28.3 23.2 2.3 24.0
Mortality till weaning (%) 2.3 17.8 36.5 17.9 0.05 17.9
Age at weaning (days) 28.0 35.0 49.0 35.1 3.7 33.1
Time in battery (weeks) 4.0 7.0 12.0 6.9 1.5 6.7
Time in fattener unit (weeks) 12 15 19 14.8 1.4 n.s.
Daily weight gain b (g/day) 800 901 1007 912 57.1 913
  1. n.s. = not specified; SD = standard deviation.
  2. aFigures are based on 2013 data from www.pigwin.se/medeltal-sugg,/medeltal-slakt, accessed on 14 October 2014. bDaily weight gain was specified for 38 herds only.