ARMC3 and Infertility: The same number of genes has been identified in cattle causing bull sub- or infertility so far, i.e., FSHB (BTA15, 61.7 Mb), TMEM95 (BTA19, 27.6 Mb), and ARMC3 (BTA13, 24.3 Mb) [27,28,29,30].