Economic values of traits for dairy cattle improvement estimated using field-recorded data

Canadian Journal of Animal Science

Volumn 82, Issue 1, 2002, Pages 29-39

  St Onge, A ^a   Hayes, J F ^a   Cue, R I ^a  

^a MCGILL UNIVERSITY   (Canada)

Author keywords

Dairy cattle; Economic value; Estimated breeding value; Field recorded data; Profitability

Indexed keywords

BOS TAURUS;

EID: 0036013150     PISSN: 00083984     EISSN: None     Source Type: Journal    
DOI: 10.4141/A01-044     Document Type: Article

References (19)

1. Relationship between net income, days of productive life, production, and linear type traits in grade and registered Holsteins
2. Genetic improvement of dairy cattle for profitability
3. Selection indexes for production traits of Canadian dairy sires
4. The genetic basis for constructing selection indexes
5. The efficiency of three methods of selection
6. Productive life and reasons for disposal of Holstein cows selected for large versus small body size
7. Estimation of relative economic value for herd life of dairy cattle from profile equations
8. Lifetime profitability measures for dairy cows and their relationships to lifetime performance traits
9. Relationship between age and body weight at calving, feed intake, production, day open, and selection indexes in Ayrshires and Holsteins
10. Use of profit equations to determine relative economic value of dairy cattle herd life and production from field data
11. Multiple-trait prediction of transmitting abilities for herd life and estimation of economic weights using relative net income adjusted for opportunity cost
12. Adjustment of a net income function for opportunity cost of postponed replacement on a lactation basis