View Full Table | Close Full ViewTable 1.

Traits in analysis with the respective abbreviations, heritabilities (h2),1 average reliabilities of calibration animals,2 and average reliabilities of validation animals3

 
Trait group Trait Abbr.4 h2 r2C r2V
Fertility Number of piglets born alive LBP 0.24 0.56 0.41
Proportion of piglets weaned PW 0.18 0.41 0.31
Growth Average daily gain ADG 0.31 0.37 0.24
Feed conversion ratio FCR 0.48 0.40 0.32
Carcass Lean meat content LP 0.66 0.53 0.43
Belly meat content BMC 0.59 0.50 0.40
Eye muscle area EMA 0.72 0.56 0.47
Fat-to-lean ratio FLR 0.69 0.54 0.45
Carcass length CL 0.72 0.50 0.39
Quality pH after 45 min PH1 0.19 0.31 0.18
Drip loss DL 0.26 0.25 0.22
Intramuscular fat content IMF 0.70 0.54 0.46
1 h2 = heritability.
2r2C = average deregressed breeding value reliabilities of the calibration animal subset.
3r2V = average deregressed breeding value reliabilities of the validation animal subset.
4Abbr. = abbreviated trait names.



View Full Table | Close Full ViewTable 2.

Validation reliabilities (VR),1 realized reliabilities (RR),2 and theoretical reliabilities (TR)3 of the parent averages (PA),4 the direct genomic breeding values (DGV),5 and the genomically enhanced breeding values (GEBV)6

 
PA
DGV
GEBV
Trait TR VR RR TR VR RR TR
Number of piglets born alive 0.38 0.18 0.52 0.54 0.16 0.48 0.56
Proportion of piglets weaned 0.31 0.07 0.37 0.47 0.07 0.39 0.48
Average daily gain 0.36 0.07 0.60 0.46 0.06 0.53 0.48
Feed conversion ratio 0.39 0.09 0.49 0.49 0.08 0.45 0.51
Lean meat content 0.41 0.05 0.38 0.53 0.05 0.38 0.56
Belly meat content 0.41 0.03 0.38 0.52 0.03 0.37 0.54
Eye muscle area 0.42 0.10 0.35 0.54 0.12 0.40 0.56
Fat-to-lean ratio 0.42 0.06 0.38 0.54 0.06 0.38 0.56
Carcass length 0.40 0.11 0.35 0.52 0.13 0.39 0.54
pH after 45 min 0.33 0.09 0.55 0.43 0.07 0.46 0.45
Drip loss 0.33 0.18 0.22 0.42 0.16 0.11 0.44
Intramuscular fat content 0.42 0.17 0.45 0.54 0.18 0.48 0.56
1Calculated using the forward-prediction method Mäntysaari et al. (2011).
2Calculated using the VanRaden et al. (2009) approach.
3Calculated using the prediction error variance approach (Mrode, 2005; Edel et al., 2010).
4The average reliability of the parental breeding value average. The PA hereby refers to the PA of the selection candidates.
5The average reliability of the DGV.
6The average reliability of the GEBV.