
We ran GRoSS on a population graph of bovine breeds. P-values were obtained either (1) by computing chi-squared statistics per SNP, or (2) after averaging the per-SNP statistics in 10-SNP windows with a 1-SNP step size, obtaining a P-value from the averaged statistic. Holstein and Maremmana cattle photos obtained from Wikimedia Commons (authors: Verum; Giovanni Bidi). Romanian Grey cattle screen-shot obtained from a CC-BY YouTube video (author: Paolo Caddeo).











