Release 59
(Apr 20, 2026)

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:4,211
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 X3362.85925299e-411.687500e-40
Chromosome 111.23921290.99875969.987596e-01
Chromosome 2335.51098297.088887e-541.772222e-53
Chromosome 3160.17400294.287211e-206.769281e-20
Chromosome 455.29148290.0022906112.748733e-03
Chromosome 52498.59234299e-411.687500e-40
Chromosome 62195.28106299e-411.687500e-40
Chromosome 7335.51098297.088887e-541.772222e-53
Chromosome 8549.63584291.712084e-976.420315e-97
Chromosome 9151.48632291.572638e-182.358957e-18
Chromosome 101377.11713298.320239e-2722.496072e-270
Chromosome 111016.93201292.284288e-1952.284288e-194
Chromosome 12319.55648291.074683e-502.480038e-50
Chromosome 13121.19232293.089722e-134.413889e-13
Chromosome 14821.65199293.280391e-1541.405882e-153
Chromosome 15426.84501292.638108e-727.914324e-72
Chromosome 1632.44178290.30082053.471006e-01
Chromosome 17537.73465294.897605e-951.632535e-94
Chromosome 1877.93123292.316565e-063.021607e-06
Chromosome 192.30928290.9983293258231159.987596e-01
Chromosome 2062.04150290.00034186874.273359e-04
Chromosome 210.22627290.9983293258231159.987596e-01
Chromosome 22197.34705295.861157e-279.768595e-27
Chromosome 2384.19675292.769838e-073.777052e-07
Chromosome 24945.71850292.499204e-1801.874403e-179
Chromosome 251148.16827293.727748e-2235.591622e-222
Chromosome 2615.64765290.979289.987596e-01
Chromosome 27249.26352297.078806e-371.249201e-36
Chromosome 28862.03855291.063486e-1625.317430e-162
Chromosome 29862.03855291.063486e-1625.317430e-162

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 94.3638 16 3.900543e-13 2.210308e-12
Teat number 453.20535 16 2.430515e-86 4.131876e-85
Teat placement 70.72499 16 7.446592e-09 1.808458e-08
Teat structure 52.27231 16 9.89877e-06 1.529810e-05
Teat thickness 22.23206 16 0.1358555 1.539696e-01
Udder attachment 55.98312 16 2.449245e-06 4.163716e-06
Udder balance 88.66017 16 4.413031e-12 1.875538e-11
Udder capacity 20.81868 16 0.1855861 1.971852e-01
Udder cleft 74.79994 16 1.419131e-09 4.020871e-09
Udder composite index 78.55447 16 3.028312e-10 1.029626e-09
Udder depth 32.73887 16 0.008001582 9.716207e-03
Udder height 58.04161 16 1.114889e-06 2.105901e-06
Udder quality 14.31274 16 0.5754277 5.754277e-01
Udder structure 43.01432 16 0.0002780659 3.939267e-04
Udder swelling score 120.07606 16 5.310949e-18 4.514307e-17
Udder texture 41.50806 16 0.0004670122 6.107083e-04
Udder width 60.99797 16 3.550597e-07 7.545019e-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=18815.979950
Number of traits:17 df=464
Number of QTLs:4,211 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.

 

© 2003-2026: USA · USDA · NRPSP8 · Program to Accelerate Animal Genomics Applications. Contact: Bioinformatics Team