Fig. 1
From: Weaning age influences indicators of rumen function and development in female Holstein calves
Percentage of time spent with chewing. Early-weaned calves were weaned gradually between experimental d 28 and 42 of the trial. Late-weaned calves were weaned gradually between experimental d 98 and 112 of trial. Data shown as LSMeans with SE. Early-weaned calves from multiparous cows (earlyMC), late-weaned calves from multiparous cows (lateMC), early-weaned calves from primiparous cows (earlyPC), late-weaned calves from primiparous cows (latePC)