Accelerated Growth Rate Induced by Neonatal High-Protein Milk Formula Is Not Supported by Increased Tissue Protein Synthesis in Low-Birth-Weight Piglets
Table 3
Growth performance of piglets fed NP, HP and HPA diets at d7 and d28.
d7
d28
Age effect
NP
HP
HPA
SEM
P
NP
HP
HPA
SEM
P
Final weight
1.44
1.39
1.48
0.71
Ns
5.48ab
4.85b
6.20a
0.41
<0.1
<0.001
Body weight gain, g/d/kg body weight
81.5
70.6
81.7
5.97
Ns
148.6ab
127.4a
181.5b
15.00
<0.1
<0.001
Energy intake, kJ/d/kg metabolic weight
1189.6a
1118.7ab
1073.4b
33.9
<0.1
1095.4
1195.3
974.8
70.69
ns
Ns
Protein intake, g/d/kg metabolic weight
12.9a
15.7b
15.0b
0.43
<0.001
11.8a
18.3c
14.9b
0.94
<0.01
Ns
Feed conversion, g feed/g metabolic weight
0.044
0.053
0.052
0.003
ns
0.042ab
0.040a
0.046b
0.002
<0.1
<0.01
Values are least square means and pooled SEM calculated in pigs slaughtered at d7 and d28, /group. P (effect of formula) and age effects are presented. Differences were considered significant when but trends are presented when 0.1 < . Means with a different superscript letter differ at .