Table 2. Allocation of probes to quality tiers.

Probe Type \ Quality Tier	1	2	3	4
Haplotype discrimination	48,421	34	2033	3762
Recombination hotspot	39,757	53	1429	4781
Wild alleles	15,343	298	2553	2043
Other existing	12,133	380	292	231
ICR novel	1608	53	1120	912
CNV/SD	70	32	1650	254
Sanger known	1578	15	108	242
Sister strains	987	484	142	131
Target locus	50	3	63	85
Transgene	51	0	9	69
Total	119,998	1352	9399	12,510