Genomic relationship matrix for the GLS dataset. The matrix was derived from 46347 markers for the 278 individuals. The matrix was calculated as follows G=MM'/p, where M is the matrix of markers centered and standarized and p is the number of markers.

Montesinos-Lopez, O., A. Montesinos-Lopez, J. Crossa, J. Burgueno and K. Eskridge. 2015. "Genomic-Enabled Prediction of Ordinal Data with Bayesian Logistic Ordinal Regression". *G3: Genes | Genomes | Genetics*, **5**, 2113-2126.