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*

Feed intake (Kg)

116.4^a

117.2^a

117.3^a

131.1^b

120.3

120.7

4.46

2.65

Final liveweight

65.0^a

66.3^a

66.9^a

70.4^b

66.2

68.1

1.75

3.23

Weight gain (Kg)

58.6^a

59.9^a

60.5^a

64.1^b

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)

13.2^b

11.2^a

12.6^ab

12.3^ab

12.09

12.56

0.82

0.90

Half carcass fat (kg)

4.92

4.78

4.95

4.77

5.09^x

4.62^y

0.31

0.15

Half carcass lean (kg)

17.59

17.74

17.53

17.63

17.39^x

17.86^y

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

21.9^x

19.9^y

0.93

0.76

Lean (%)

75.9

76.6

75.6

76.3

75.1^x

77.1^y

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

0.29^x

0.26^y

0.02

0.01