Table 1

Basic statistics (LS Means ± Standard Error) for all traits analysed (N ranging from 481 to 602 according to the trait).

Traits

D+

D-

D+/D- ratio (%)

Significance of line effect


BW23

490 ± 3.62

428 ± 3.62

14.5

< 0.001

WG

166 ± 1.69

146 ± 1.69

13.7

< 0.001

FI

285 ± 3.13

363 ± 3.18

-21.5

< 0.001

FCR

1.72 ± 0.03

2.72 ± 0.03

-36.8

< 0.001

CDUDM

75.4 ± 0.56

58.8 ± 0.56

28.2

< 0.001

FEW

245 ± 11.7

417 ± 11.8

-41.3

< 0.001

DEW

70.3 ± 3.27

153 ± 3.29

-54.1

< 0.001

FEW/BW

0.53 ± 0.04

1.04 ± 0.04

-49.0

< 0.001

DEW/BW

0.13 ± 0.01

0.33 ± 0.01

-60.6

< 0.001

FEW/FI

0.85 ± 0.03

1.16 ± 0.03

-26.7

< 0.001

WE

71.0 ± 0.53

65.8 ± 0.53

7.90

< 0.001

NE/NI

0.41 ± 0.01

0.63 ± 0.01

-34.9

< 0.001

PE/PI

0.47 ± 0.01

0.58 ± 0.01

-19.0

< 0.001

NE/PE

3.46 ± 0.04

4.34 ± 0.04

-20.3

< 0.001


1 BW23, body weight at 23 d of age (g); WG, body weight gain between 17 and 23 d of age (g); FI, feed intake between 17 and 23 d of age (g); FCR, feed conversion ratio between 17 and 23 d (g.g-1); CDUDM, coefficient of digestive use of dry matter (g); FEW, fresh excreta weight (g); DEW, dry excreta weight (g); FEW/BW and DEW/BW, fresh and dry excreta weight relative to body weight at 23 d; FEW/FI, fresh excreta weight relative to feed intake(g.g-1); WE, water content of excreta (%); NE/PE, ratio of nitrogen to phosphorus excretion (g.g-1); NE/NI, PE/PI, nitrogen and phosphorus excreted relative to nitrogen and phosphorus intake (g.g-1)

de Verdal et al. BMC Genetics 2011 12:71   doi:10.1186/1471-2156-12-71

Open Data