Release 56
(Apr 24, 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 lifetime production traits:3
Number of QTL / associations found:48
Number of chromosomes where QTL / associations are found:13

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

Chromosomes Total χ2 df p-values FDR * Size of χ2
Chromosome X86.32692122.528181e-133.286635e-12
Chromosome 122.88943120.028679451.864164e-01
Chromosome 21.38942120.99991369.999136e-01
Chromosome 52.32692120.99871519.999136e-01
Chromosome 85.88942120.92155339.999136e-01
Chromosome 90.07692120.9983293258231159.999136e-01
Chromosome 115.88942120.92155339.999136e-01
Chromosome 120.38943120.9983293258231159.999136e-01
Chromosome 135.88942120.92155339.999136e-01
Chromosome 140.07692120.9983293258231159.999136e-01
Chromosome 162.32692120.99871519.999136e-01
Chromosome 175.88942120.92155339.999136e-01
Chromosome 185.88942120.92155339.999136e-01

Chi-squared (χ2) test: Which of the 3 lifetime production traits are over-represented in the QTLdb

Traits Total χ2 df p-values FDR * Size of χ2
Number of non-productive days 17.69842 2 0.0001434951 0.0001434951
Ratio of lifetime nonproductive days to herd life 19.92858 2 4.705046e-05 0.0001411514
Removal parity 18.08332 2 0.0001183742 0.0001434951

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.:13 χ2=145.249980
Number of traits:3 df=24
Number of QTLs:48 p-value=2.513490e-19

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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