Horse QTLdb data summary

As of Aug 26, 2025, there have been 2,491 QTL / eQTL / associations released for public access on the Horse QTLdb. These data were curated from 130 publications and represent 71 base traits, 21 trait variants, and 0 eQTL genes.

Data summary selector:

Data by Traits
Experiments by Traits
Data by Trait Variants
Experiments by Trait Variants
Data by Trait Types
Data by Trait Classes

of trait names by their frequency in QTL/association reports

Genome assemblies supported
Data by Chromosomes
Data by Marker Types
Data by Publishing Journals
Data by Years Published
Data Sources by Years Published
Data in Curation Pipeline
Types of structural genome information aligned against the QTL/association maps

Curated Data by Years Published

Year	Curated data
2010	45
2011	23
2012	363
2013	138
2014	72
2015	141
2016	125
2017	102
2018	674
2019	389
2020	85
2021	40
2022	128
2023	92
2024	74

* Note that the new data curation into the database is an ongoing process. Lower number of current/recent years data counts may simply be a reflection of time lag depending on our curator resources and work-loads.

NOTE: On this site, the term "QTL" may have collectively included quantitative loci, SNP associations, and eQTL data.