Release 58
(Dec 29, 2025)

Whole genome analysis for QTL/association enrichment

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Version: Enrich S: beta v0.8
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Data:

Number of udder traits traits:17
Number of QTL / associations found:4,144
Number of chromosomes where QTL / associations are found:30

Chi-squared (χ2) test: are udder traits traits over-represented on some chromosomes?

Chromosomes Total χ2 df p-values FDR * Size of χ2
Chromosome X3106.10400299e-411.687500e-40
Chromosome 111.98092290.9977619.983293e-01
Chromosome 2343.96508291.444694e-553.611735e-55
Chromosome 3143.38633294.349931e-176.524897e-17
Chromosome 477.74117292.467779e-063.084724e-06
Chromosome 52547.24549299e-411.687500e-40
Chromosome 62075.61024299e-411.687500e-40
Chromosome 7370.48236296.830205e-611.862783e-60
Chromosome 8588.20051291.800678e-1056.752542e-105
Chromosome 9160.68179293.468955e-205.477297e-20
Chromosome 101431.94043291.753703e-2835.261109e-282
Chromosome 11993.91146291.673502e-1901.673502e-189
Chromosome 12297.10016293.043675e-467.023865e-46
Chromosome 13141.15474291.078033e-161.540047e-16
Chromosome 14830.21268295.219317e-1562.236850e-155
Chromosome 15415.91146294.406668e-701.322000e-69
Chromosome 1624.58319290.69968418.073278e-01
Chromosome 17550.26229291.271003e-974.236677e-97
Chromosome 1897.40762292.531798e-093.302345e-09
Chromosome 191.20819290.9983293258231159.983293e-01
Chromosome 2048.57359290.012806411.536769e-02
Chromosome 210.09248290.9983293258231159.983293e-01
Chromosome 22198.22612294.007345e-276.678908e-27
Chromosome 2397.40762292.531798e-093.302345e-09
Chromosome 24913.04654291.935314e-1731.451486e-172
Chromosome 251137.36120297.291631e-2211.093745e-219
Chromosome 2612.63729290.99639349.983293e-01
Chromosome 27228.96892295.801916e-331.023868e-32
Chromosome 28830.21268295.219317e-1562.236850e-155
Chromosome 29871.13729291.295324e-1647.771944e-164

Chi-squared (χ2) test: Which of the 17 udder traits traits are over-represented in the QTLdb

Traits Total χ2 df p-values FDR * Size of χ2
Teat length 93.98926 16 4.577733e-13 2.594049e-12
Teat number 449.06084 16 1.810777e-85 3.078321e-84
Teat placement 66.66771 16 3.796903e-08 9.221050e-08
Teat structure 52.32891 16 9.692343e-06 1.497908e-05
Teat thickness 22.32536 16 0.1329934 1.507259e-01
Udder attachment 55.39112 16 3.066555e-06 5.213143e-06
Udder balance 77.09624 16 5.527783e-10 1.879446e-09
Udder capacity 20.69633 16 0.1904808 2.023859e-01
Udder cleft 74.61533 16 1.530479e-09 4.336357e-09
Udder composite index 85.02236 16 2.044563e-11 8.689393e-11
Udder depth 32.04366 16 0.009869738 1.198468e-02
Udder height 57.19396 16 1.543174e-06 2.914884e-06
Udder quality 14.46268 16 0.5642867 5.642867e-01
Udder structure 43.61143 16 0.0002259289 3.200659e-04
Udder swelling score 122.91579 16 1.507722e-18 1.281564e-17
Udder texture 41.10887 16 0.0005350996 6.997456e-04
Udder width 60.34462 16 4.578332e-07 9.728955e-07

Correlations found between some of these traits for your reference

No correlation data found on these traits

Overall Test

Data Chi'Square Test Fisher's Exact Test
Number of chrom.:30 χ2=18546.753840
Number of traits:17 df=464
Number of QTLs:4,144 p-value=0

FOOT NOTE: * : FDR is short for "false discovery rate", representing the expected proportion of type I errors. A type I error is where you incorrectly reject the null hypothesis, i.e. you get a false positive. It's statistical definition is FDR = E(V/R | R > 0) P(R > 0), where V = Number of Type I errors (false positives); R = Number of rejected hypotheses. Benjamini–Hochberg procedure is a practical way to estimate FDR.

 

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