Table 1.

Summary of studies investigating the effect of transport on pigs at weaning.

Transport vehicle	Country	Age of pigs (d)	Space allowance (m2/pig)	Season	Duration (h)	Temperature (°C)	Feed and water available	References
Panel van	Canada	17 ± 1	Not stated	Summer	0, 6, 12 and 24	22.1 to 30.3	No	[30]
				Winter		−2.8 to 3.2
Panel van	Canada	17 ± 1	0.06	Summer	0, 6, 12 and 24	22.1 to 30.3	No	[2]
				Winter		−2.8 to 3.2
				Fall		3.4 to 12.8
Van	Canada	17 ± 1	0.085 to 0.25	Summer	0, 6, 12 and 24	≈15 to 26	No	[29]
				Winter		≈−17 to 14
Simulated	Canada	17 ± 1	0.094 to 0.28	Summer	0, 6, 12 and 24	≈15 to 26	No	[29]
				Winter		≈−17 to 14
Van	Canada	17 ± 1	0.085 to 0.25	Summer	0, 6, 12 and 24	≈17.4 to 25.7	No	[27]
				Winter		≈−15 to 8.4
Simulated	Canada	17 ± 1	0.094 to 0.28	Summer	0, 6, 12 and 24	≈19 to 23	No	[27]
				Winter		≈2.5 to 8.4
Semi-trailer	USA	18 ± 1	0.05, 0.06 and 0.07	Summer	1	26.1 to 30.3	No	[3]
Semi-trailer	USA	18 ± 1	0.05, 0.06 and 0.07	Winter	1.9	−2.4 to 21.7	No	[25]
Semi-trailer	USA	18 ± 1	0.05, 0.06 and 0.07	Spring/Fall	2.5	14.9 to 29.5	No	[26]