Sheep QTLdb data summary

As of Apr 20, 2026, there have been 9,226 QTL / eQTL / associations released for public access on the Sheep QTLdb. These data were curated from 304 publications and represent 191 base traits, 303 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

QTL/associations by Chromosomes

Chromosomes	Number of QTL
1	530
2	1,502
3	554
4	230
5	285
6	614
7	254
8	242
9	412
10	223
11	222
12	214
13	243
14	1,573
15	226
16	223
17	191
18	122
19	193
20	378
21	110
22	105
23	92
24	106
25	158
26	83
X	141

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