Skip to main content

Table 2 Number of sires with and without identified runs of homozygosity (ROH), total number of ROH per population, average number of ROH per population and average sum of the lengths of ROH for each of the nine Swiss dairy cattle populations

From: Population structure and genomic inbreeding in nine Swiss dairy cattle populations

Population Number of sires without ROH Number of sires with detected ROH Total number of ROH Avg. number of ROH segments
(min–max)
(p < 2.2e−16)*
Avg. sum of the lengths of ROH segments (Mb)
(min–max)
(p < 2.2e−16)*
BS 0 281 5892 21.0 (6–38)A 226.4 (39.2–505.1)A
BV 7 3379 62,783 18.6 (1–38)B 184.6 (3.7–638.3)B
OB 3 164 1382 8.4 (1–27)C 73.7 (4.9–234.6)C
HO 5 2563 36,498 14.2 (2–32)D 145.2 (8.2–696.3)D
RH 3 1957 21,979 11.2 (1–30)E 112.1 (4.0–460.8)E
SF 16 531 3772 7.1 (1–21)C 75.6 (3.4–273.5)C
SI 0 248 2703 10.9 (2–26)E 96.6 (13.2–299.8)F
ER 0 36 305 8.5 (2–15)C,E 66.2 (9.6–171.5)C, F
EV 0 21 326 15.5 (6–30)B,D 185.7 (35.0–371.3)A, B, D
Total 34 9180 135,640   
  1. BS Brown Swiss, BV Braunvieh, OB Original Braunvieh, HO Holstein, RH Red Holstein, SF Swiss Fleckvieh, SI Simmental, ER Eringer, EV Evolèner
  2. p value, Kruskal–Wallis test, R: kruskal.test()
  3. A,B,C,D,E,FDifferent letters indicate significant Bonferroni-adjusted differences between breeds, as assessed in the R-package DUNN.TEST
\