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Table 1 Environmental conditions recorded during housing and during transport.

From: Effect of road transport for up to 24 hours followed by twenty-four hour recovery on live weight and physiological responses of bulls

Transport journeys Ambient Temperature (°C) Environmental conditions recorded during housing of control (J 0) and during transport of J 6, J 9, J 12, J18 and J 24 treatments
   CO2
(ppm)
Relative humidity
(%)
Temperature
(°C)
Wind speed
(m/s)
Vapour density
(g/m3)
H2S
(ppm)
NH3
(ppm)
J 0 12.0 (1.7-20.2) 471.3 (417.0-655.0) 69.8 (40.9-88.6) 15.6 (6.0-19.0) 0.4 (0.0-0.10) 4.3 (2.8-8.6) 0.00 (0.00-0.05) 0.0 (0.0-0.0)
J 6 8.4 (6.1-10.3) 453.8 (356.0-897.0) 89.5 (72.5-99.9) 7.6 (4.7-10.8) 0.8 (0.1-2.5) 5.9 (4.3-10.8) 0.01 (0.00-0.10) 1.3 (0.0-5.7)
J 9 15.3 (11.3-17.7) 531.6 (388.0-922.0) 93.8 (81.1-99.9) 14.4 (10.4-17.7) 0.6 (0.0-2.3) 13.4 (10.4-15.9) 0.00 (0.00-0.00) 0.4 (0.0-2.9)
J 12 7.8 (0.7-14.2) 668.8 (447.0-1903.0) 74.7 (61.5-89.2) 8.6 (3.5-12.6) 0.7 (0.0-3.0) 4.3 (1.2-8.7) 0.01 (0.00-0.20) 0.9 (0.0-7.7)
J 18 7.1 (3.5-9.9) 545.5 (399.0-858.0) 78.1 (65.0-91.0) 8.3 (4.7-10.5) 0.8 (0.0-3.3) 4.6 (0.5-8.5) 0.04 (0.00-0.20) 0.0 (0.0-0.0)
J 24 4.9 (-3.1-18.1) 770.9 (401.0-2373.0) 86.2 (64.3-99.9) 6.4 (-0.1-16.0) 0.6 (0.0-3.1) 4.2 (-1.1-12.2) 0.00 (0.00-0.00) 0.1 (0.0-2.9)
  1. The values are expressed as mean with minimum and maximum values.
  2. Control = J 0 not transported (control); J 6, J 9, J 12, J 18 and J 24 = animals transported for journey durations of 6, 9, 12, 18 and 24 hours (h) by road at a stocking density of 1.02 m2 per animal.