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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.