Skip to main content

Table 2 Basic farm characteristics among the 3 farm clusters

From: Structural characterization of piglet producing farms and their sow removal patterns in Finland

  Cluster Total
1 (n = 24) 2 (n = 10) 3 (n = 9) n = 43
Variable n (%) n (%) n (%) n (%)
Farm type = farrow to feeder 13 (54.2) 5 (50.0) 4 (44.4) 22 (51.2)
Herd size (number of sows)
 <103 1 (4.2)** 2 (20.0) 8 (88.9)** 11 (25.6)
 103–635 13 (54.2) 7 (70.0) 1 (11.1)* 21 (48.8)
 >635 10 (41.7)** 1 (10.0) 0 (0.0)* 11 (25.6)
Number of sows per caretaker
 <58 1 (4.2)** 2 (20.0) 9 (100.0)** 12 (27.9)
 58–147 12 (50.0) 8 (80.0)* 0 (0.0)** 20 (46.5)
 >147 11 (45.8)** 0 (0.0)* 0 (0.0)* 11 (25.6)
Breeding unit room size (number of sows)
 <20 0 (0.0) 1 (10.0) 2 (22.2) 3 (7.0)
 20–50 7 (29.2) 3 (30.0) 1 (11.1) 11 (25.6)
 >50 17 (70.8)* 5 (50.0) 2 (22.2)* 24 (55.8)
 all sows in the same room 0 (0.0)* 1 (10.0) 4 (44.4)** 5 (11.6)
Gestation unit room size (number of sows)
 <50 2 (8.3)* 3 (30.0) 6 (66.7)** 11 (25.6)
 50–151 13 (54.2) 6 (60.0) 2 (22.2) 21 (48.8)
 >151 9 (37.5)* 1 (10.0) 1 (11.1) 11 (25.6)
Gestation unit group size ≥11 sows 12 (50.0) 7 (70.0) 1 (11.1)* 20 (46.5)
Gestation unit floor space per sow (m2)
 <3 18 (75.0)** 0 (0.0)** 2 (22.2) 20 (46.5)
 3–3.7 5 (20.8) 3 (30.0) 4 (44.4) 12 (27.9)
 >3.7 1 (4.2)** 7 (70.0)** 3 (33.3) 11 (25.6)
Farrowing pen size ≥5.26m2 2 (8.3)** 6 (60.0)* 4 (44.4) 12 (27.9)
  1. Categories that are statistically significantly over-represented (bold) or under-represented in the cluster than in the overall frequency are specified as * (p < 0.05) and ** (p < 0.01). Table 1 presents detailed variable information