Model estimated proportion of time calves spent lying by treatment group and time relative to dehorning (pre = 48 h, post = 168 h). Model included random effects for calf identification and trial replicate. Columns not connected by a symbol of the same shape and color are significantly different (P < 0.05).
Coetzee et al. BMC Veterinary Research 2012 8:153 doi:10.1186/1746-6148-8-153