Table 1
Least square means (±SE) of physiological stress variables of lambs in conventional
(barren) or enriched pens during the finishing phase of fattening.
Response variable Conventional pen Enriched pen
Cortisol (nmol/l) 43.88 ± 5.55 48.40 ± 5.65
Glucose (mg/dl) 86.80a ± 2.25 101b ± 2.25
Lactate (mg/dl) 23.69 ± 1.87 19.7 ± 1.87
NEFA (mg/ml × 100) 7a ± 1.5 3b ± 1.5
Creatine kinase (IU/l) 208 ± 18 184 ± 18
Neutrophil/lymphocyte ratio 0.81a ± 0.07 0.57b ± 0.07
Haematocrit (%) 27.68 ± 0.9 27.24 ± 0.89
White blood cells (109/l) 8.17 ± 0.53 8.15 ± 0.44
Red blood cells (1012/l) 9.84 ± 0.33 9.57 ± 0.33
Haemoglobin (g/dl) 10.90 ± 0.17 10.97 ± 0.16
Infrared thermography (°C) 37.85 ± 15 37.76 ± 0.15
a, b:Different letters in the same rowmean significant differences between treatments