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Table 4 Parameters (Ï€, h 2 ) a , correlations between the DGV and phenotype \( \left({\boldsymbol{r}}_{\hat{\boldsymbol{g}},\boldsymbol{y}}\right) \) from the best-fit analyses, and realized accuracies

From: Comparison of Bayesian models to estimate direct genomic values in multi-breed commercial beef cattle

Trait 1

n t 2

n v 3

Analysis

Ï€

h 2

\( {\boldsymbol{r}}_{\hat{\boldsymbol{g}},\boldsymbol{y}} \)

Realized accuracy w 5

Realized accuracy CÏ€ 6

Realized Accuracy C0 7

WBSF

2268

972

BayesCÏ€

0.9998

0.12

0.298

0.854

0.862

0.585

BayesC0

0

0.26

0.276

0.547

0.796

0.541

BayesA

0

0.29

0.314

0.586

0.906

0.616

BayesB95

0.95

0.28

0.319

0.605

0.921

0.626

REA

1927

1286

BayesCÏ€

0.9931

0.32

0.336

0.600

0.594

0.585

 

BayesC0

0

0.33

0.345

0.599

0.609

0.600

 

BayesA

0

0.38

0.343

0.560

0.606

0.597

   

BayesB95

0.95

0.36

0.344

0.573

0.608

0.599

MARB

1657

1106

BayesCÏ€

0.7432

0.62

0.595

0.757

0.756

0.762

 

BayesC0

0

0.62

0.595

0.759

0.756

0.762

 

BayesA

0

0.72

0.590

0.697

0.750

0.756

   

BayesB95

0.95

0.67

0.592

0.722

0.752

0.758

FT

1887

1259

BayesCÏ€

0.9999

0.06

0.206

0.815

0.842

0.397

 

BayesC0

0

0.27

0.267

0.517

1.091

0.514

 

BayesA

0

0.11

0.242

0.746

0.990

0.467

   

BayesB95

0.95

0.11

0.249

0.741

1.017

0.480

HCW

1931

1288

BayesCÏ€

0.9539

0.49

0.536

0.763

0.763

0.766

 

BayesC0

0

0.48

0.543

0.785

0.772

0.776

 

BayesA

0

0.63

0.536

0.677

0.762

0.765

   

BayesB95

0.95

0.59

0.532

0.693

0.756

0.760

YG

2219

951

BayesCÏ€

0.9998

0.08

0.217

0.757

0.753

0.412

 

BayesC0

0

0.28

0.264

0.502

0.914

0.500

 

BayesA

0

0.13

0.256

0.714

0.888

0.486

   

BayesB95

0.95

0.136

0.260

0.705

0.901

0.493

  1. aEstimated as the means of posterior distributions over all post burn-in iterations.
  2. 1WBSF, Warner-Bratzler Shear Force; REA, Ribeye Muscle Area; MARB, Marbling score; FT, Backfat Thickness; HCW, Hot Carcass Weight; YG, Yield Grade.
  3. 2Number of individuals in the training population.
  4. 3Number of individuals in the validation population.
  5. 4Correlations reported are for best-fit analyses.
  6. 5Mean of realized accuracies calculated using the mean heritability estimate across all bootstrap samples within analysis.
  7. 6Mean of realized accuracies estimated using a heritability estimate produced from the best-fit BayesCÏ€ analysis.
  8. 7Mean of realized accuracies estimated using a heritability estimate produced from the best-fit BayesC0 analysis.