Item	Weaning age		Contrast
Item	14 d	28 d	14 vs. 28
Total WBC no./mL (10⁸)
Day 0, prior to weaning	1.47 ± 0.15^a	1.58 ± 0.15^a	*
Day 1, post-weaning	1.48 ± 0.15^a	2.00 ± 0.15^a
Day 7, post-weaning	2.22 ± 0.16^b	1.71 ± 0.15^a
Day 14, post-weaning	1.65 ± 0.16^a	2.20 ± 0.15^b	**
Lymphocytes no./mL (10⁷)
Day 0, prior to weaning	2.16 ± 0.20^a	2.65 ± 0.20^a	*
Day 1, post-weaning	1.54 ± 0.20^b	2.86 ± 0.20^a	**
Day 7, post-weaning	2.38 ± 0.20^ac	2.93 ± 0.20^a	*
Day 14, post-weaning	2.73 ± 0.20^c	4.50 ± 0.20^b	**
Neutrophil no./mL (10⁶)
Day 0, prior to weaning	1.06 ± 0.26^a	0.85 ± 0.26^a
Day 1, post-weaning	1.40 ± 0.26^a	1.12 ± 0.26^ab
Day 7, post-weaning	2.51 ± 0.26^b	1.43 ± 0.26^bc
Day 14, post-weaning	1.91 ± 0.26^ab	1.57 ± 0.26^c
Lymphocytes, %
Day 0, prior to weaning	72.2 ± 2.1^a	72.7 ± 1.9^a
Day 1, post-weaning	60.5 ± 1.9^b	60.9 ± 2.0^b
Day 7, post-weaning	49.4 ± 1.9^c	64.3 ± 1.9^b	**
Day 14, post-weaning	52.2 ± 1.9^c	67.4 ± 1.9^ab	**
Neutrophils, %
Day 0, prior to weaning	26.8 ± 2.1^a	25.4 ± 1.9^a
Day 1, post-weaning	36.1 ± 1.9^b	34.1 ± 2.0^b
Day 7, post-weaning	45.9 ± 1.9^c	29.5 ± 1.9^ab	**
Day 14, post-weaning	41.8 ± 2.0^bc	26.1 ± 1.9^a	**
N:L ratio
Day 0, prior to weaning	0.42 ± 0.07^a	0.37 ± 0.07^a
Day 1, post-weaning	0.72 ± 0.07^b	0.60 ± 0.07^b
Day 7, post-weaning	1.16 ± 0.07^c	0.51 ± 0.07^ab	**
Day 14, post-weaning	0.94 ± 0.07^bc	0.44 ± 0.07^ab	**