Chicken Trait Details: Yolk index

QTLdb Trait Hierarchy

Trait Class:	Production
Trait Type:	Egg Quality
Trait Name:	Yolk index
Trait ID:	2303
Abbreviation:	YOLKIND
Custom Name:	n/a
Related / Reported traits: (Figures in parenthesis are the number of data associated with)	Yolk index (15) // Yolk index (9)
Description:	Measurement of yolk height in relation to yolk diameter
Measurement:	ratio of height to diameter
Scale/Unit:	n/a
Comments:	n/a

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Links to Formal Trait Ontology

Vertebrate Trait Ontology:	(n/a)
Product Trait Ontology:	(n/a)
Clinical Measurement Ontology:	[CMO:0000403] Egg yolk height to diameter ratio, fowl

The Vertebrate Trait (VT) Ontology is a controlled vocabulary for the description of traits (measurable or observable characteristics) pertaining to the morphology, physiology, or development of vertebrate organisms
The Clinical Measurement Ontology (CMO) is designed to be used to standardize morphological and physiological measurement records generated from clinical and model organism research and health programs.
Product Trait (PT) Ontology is a controlled vocabulary for the description of traits (measurable or observable characteristics) pertaining to products produced by or obtained from the body of an agricultural animal or bird maintained for use and profit.

REFERENCE
Park CA, Bello SM, Smith CL, Hu ZL, Munzenmaier DH, Nigam R, Smith JR, Shimoyama M, Eppig JT, Reecy JM. (2013) The Vertebrate Trait Ontology: a controlled vocabulary for the annotation of trait data across species. Journal of Biomedical Semantics 2013, 4(1):13.