Table 1.
Number of sires, average genomic relationship and average observed heterozygosity in nine Swiss dairy cattle populations
| Population | Number of sires | Mean genomic relationshipa (± SD) (p < 2.2e−16)* |
Mean observed heterozygosity (± SD) (p < 2.2e−16)* |
|---|---|---|---|
| BS | 281 | 0.155 (± 0.067)A | 0.357 (± 0.015)A |
| BV | 3386 | 0.113 (± 0.053)B | 0.364 (± 0.016)B |
| OB | 167 | 0.082 (± 0.064)C | 0.383 (± 0.012)C |
| HO | 2568 | 0.083 (± 0.057)D | 0.377 (± 0.014)D |
| RH | 1960 | 0.060 (± 0.052)E | 0.385 (± 0.015)E |
| SF | 547 | 0.044 (± 0.051)F | 0.399 (± 0.013)F |
| SI | 248 | 0.124 (± 0.063)G | 0.367 (± 0.012)B |
| ER | 36 | 0.066 (± 0.024)E | 0.381 (± 0.007)C,D,E |
| EV | 21 | 0.091 (± 0.120)C,D | 0.360 (± 0.024)A,B |
BS Brown Swiss, BV Braunvieh, OB Original Braunvieh, HO Holstein, RH Red Holstein, SF Swiss Fleckvieh, SI Simmental, ER Eringer, EV Evolèner
* p value, Kruskal–Wallis test, R: kruskal.test()
aPairwise genomic relationships were calculated for all individuals from all populations together
A,B,C,D,E,F,GDifferent letters indicate significant Bonferroni-adjusted differences between breeds, as assessed with the R-package DUNN.TEST