Effects of Dietary Supplementation of Oregano Essential Oil to Sows on Oxidative Stress Status, Lactation Feed Intake of Sows, and Piglet Performance
Table 6
Effects of dietary supplementation of oregano essential oils to sows in gestation and lactation on piglet performance.
Item
C1
OEO1
SEM
value
Number of sows
22
25
Litter size, number/litter
Total born
11.59
11.28
0.51
0.65
Born alive
11.41
11.16
0.52
0.71
After cross-foster
10.00
9.76
0.17
0.50
Pigs weaned
9.45
9.60
0.18
0.70
Litter weight, kg
At birth
16.29
17.24
0.68
0.36
After cross-foster
15.63
15.94
0.41
0.70
At day 7
26.99
27.77
0.72
0.59
At day 14
43.77
46.06
1.00
0.26
At day 21
61.17
66.51
1.42
0.06
Piglet mean BW, kg
At birth
1.44
1.56
0.09
0.04
After cross-foster
1.57
1.63
0.03
0.30
At day 7
2.70
2.84
0.05
0.18
At day 14
4.57
4.78
0.07
0.12
At day 21
6.49
6.94
0.09
0.01
Piglet ADG, g/d
Week 1
161.41
172.53
4.14
0.18
Week 2
264.12
276.53
4.10
0.13
Week 3
273.12
306.51
5.90
<0.01
Days 1–21
233.61
252.36
3.51
<0.01
SEM, standard error of means; BW, body weight; ADG, average daily gain. Dietary treatments: C = control diet; OEO = 15 mg/kg oregano essential oils diet.
