GB/T 27534.3-2025Technical specification for animal genetic resource survey - Part 3: Cattle (English PDF)

1 Scope

This document specifies the objects, methods, contents, and record and archive management requirements of cattle genetic resources surveys, and describes the survey methods.

This document is applicable to the genetic resource survey of common cattle, buffalo, yak, zebu and big-headed cattle.

2 Normative references

The contents of the following documents constitute essential clauses of this document through normative references in this document.

For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to

This document.

GB/T 3157 Chinese Holstein

GB 4143 Frozen cattle semen

GB/T 27534.1 Technical Specifications for Livestock and Poultry Genetic Resources Survey Part 1.General Principles

GB/T 29392 Quality grading of livestock and poultry meat - Beef

GB/T 43838 Technical specification for determination of production performance of beef cattle

GB/T 43842 Technical specification for determination of yak production performance

NY/T 1180 Determination of meat tenderness - Shear force method

NY/T 1333 Determination of meat quality of livestock and poultry

NY/T 2659 Rapid determination of milk fat, protein, lactose and total solids by infrared spectroscopy

3 Terms and definitions

There are no terms or definitions that require definition in this document.

4 Survey subjects

This shall be carried out in accordance with the provisions of GB/T 27534.1.

5 Survey Methods

This shall be carried out in accordance with the provisions of GB/T 27534.1.

6 Survey Content