TABLE A1

Meiosis of SR/Y males under autosomal suppression

Sperm haplotypes proportion
GenotypeGenotype frequencySR_+Y_+SR_supY_sup
+/+(1 – re1) (1 – rsY)10
+/sup re1(1 – rsY) + (1 – re1)rsY
sup/sup r e1 r sY ½ ½

Individuals that are +/+ produce 100% SR-bearing sperm, +/sup males produce 75%, and totally suppressed sup/sup males produce 50%. re1 and rsY are sup frequencies in SR eggs and Y sperm, respectively.