Table 2

Feed intake, final liveweight, weight gain, gain per feed, carcass weight, back fat depth and carcass composition as weights (mass) or percentages (%) of pigs after 12 weeks of feeding lard, natural palm oil (NPO), chemically modified palm oil (CPO) and enzymatically modified palm oil (EnPO) diets*

Lard

NPO

CPO

EnPO

Female

Male

SEM Diet

SEM Sex


Feed intake (Kg)

116.4a

117.2a

117.3a

131.1b

120.3

120.7

4.46

2.65

Final liveweight

65.0a

66.3a

66.9a

70.4b

66.2

68.1

1.75

3.23

Weight gain (Kg)

58.6a

59.9a

60.5a

64.1b

59.7

61.9

1.72

2.93

Gain/feed

0.50

0.51

0.51

0.50

0.50

0.52

0.02

0.02

Carcass weight (kg)

52.5

52.5

53.2

53.5

52.7

53.1

1.46

0.97

Back fat depth (mm)

13.2b

11.2a

12.6ab

12.3ab

12.09

12.56

0.82

0.90

Half carcass fat (kg)

4.92

4.78

4.95

4.77

5.09x

4.62y

0.31

0.15

Half carcass lean (kg)

17.59

17.74

17.53

17.63

17.39x

17.86y

0.29

0.14

Half carcass bone (ash, kg)

0.70

0.69

0.69

0.70

0.70

70

0.01

0.01

Fat (%)

21.2

20.5

21.5

20.8

21.9x

19.9y

0.93

0.76

Lean (%)

75.9

76.6

75.6

76.3

75.1x

77.1y

0.86

0.62

Ash (%)

3.03

3.02

3.03

3.02

3.02

3.03

0.03

0.01

Fat:lean ratio

0.28

0.27

0.29

0.27

0.29x

0.26y

0.02

0.01


*Means are average of 10 observations for treatments and 20 observations for sexes. Data were presented as mean ± SEM.

a,b,c & x,yMeans with different superscripts between dietary treatments and sexes, respectively differ significantly at P < 0.05.

Ponnampalam et al. Nutrition Journal 2011 10:53   doi:10.1186/1475-2891-10-53

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