Data From: Changes In Genetic Selection Differentials And Generation Intervals In US Holstein Dairy Cattle As A Result Of Genomic Selection

Aggregate means for six traits (milk, fat, and protein yields, somatic cell score, length of productive life, and daughter pregnancy rate)

Resources in this dataset:

• Resource Title: Holstein Milk Yield.

File Name: HO_M.csv

Resource Description: Aggregate means of Holstein predicted breeding values for milk yield and birth dates

• Resource Title: Holstein Fat Yield.

File Name: HO_f.csv

Resource Description: Aggregate means of Holstein predicted breeding values for fat yield and birth dates

• Resource Title: Holstein Protein Yield.

File Name: HO_p.csv

Resource Description: Aggregate means of Holstein predicted breeding values for protein yield and birth dates

• Resource Title: Holstein Somatic Cell Score.

File Name: HO_scs.csv

Resource Description: Aggregate means of Holstein predicted breeding values for somatic cell score and birth dates

• Resource Title: Holstein Productive Life.

File Name: HO_pl.csv

Resource Description: Aggregate means of Holstein predicted breeding values for productive life and birth dates

• Resource Title: Holstein Daughter Pregnancy Rate.

File Name: HO_DPR.csv

Resource Description: Aggregate means of Holstein predicted breeding values for daughter pregnancy rate and birth dates

• Resource Title: Data Dictionary.

File Name: data_dictionary.csv

Resource Description: Defines variables / sub-components with examples as used in column headers. Filenames:

* Holstein Productive Life: HO_pl.csv
* Holstein Daughter Pregnancy Rate: HO_DPR.csv
* Holstein Somatic Cell Score: HO_scs.csv
* Holstein Protein Yield: HO_p.csv
* Holstein Fat Yield: HO_f.csv
* Holstein Milk Yield: HO_M.csv

Organization: Department of Agriculture
Last updated: 2024-03-30T11:10:52.861705
Tags: ars, bulls, cows, dairy-cattle, data-gov, genetic-improvement, genetic-traits, genetic-trend, heritability, holstein, marker-assisted-selection, milk, np101, sires