Genetic analysis of return over feed in Canadian Holsteins

Animal

Volumn 4, Issue 2, 2010, Pages 173-182

  Bohmanova, J ^a   Miglior, F ^b,c   Jamrozik, J ^a   Van Doormaal, B J ^c   Hand, K J ^d   Lazenby, D ^d  

^a UNIVERSITY OF GUELPH   (Canada)

^b SHERBROOKE RESEARCH AND DEVELOPMENT CENTRE   (Canada)

^c CANADIAN DAIRY NETWORK   (Canada)

^d CanWest DHI   (Canada)

Author keywords

Breeding values; Cow profitability; Variance component estimation

Indexed keywords

ANIMALIA; HUMAN HERPESVIRUS 4;

EID: 76849095166     PISSN: 17517311     EISSN: 1751732X     Source Type: Journal    
DOI: 10.1017/S175173110999108X     Document Type: Article

References (26)

1. Adkinson RW, Farmer WS and Jenny BF 1993. Feeding practices and income over feed cost on pasture-oriented dairy farms in Louisiana. Journal of Dairy Science 76, 3547-3554.
2. Allaire FR and Lin CY 1980. Heritability of age at first calving. Journal of Dairy Science 63, 171-173.
3. Canadian Dairy Network (CDN) 2009a. Subject. Articles - Minimum Criteria for an Official Bull Proof. Retrieved May 4, 2009, from http://www.cdn.ca/ document.php?id56
4. Canadian Dairy Network (CDN) 2009b. Subject. Articles - Health Data Recording in Canada. Retrieved May 4, 2009, from http://www.cdn.ca/ document.php?id5160
5. De Haan MHA, Cassell BG, Pearson RE and Smith BB 1992. Relationships between net income, days of productive life, production, and linear type traits in grade and registered Holsteins. Journal of Dairy Science 75, 3553-3561.
6. Ettema JF and Santos JE 2004. Impact of age at calving on lactation, reproduction, health, and income in first-parity Holsteins on commercial farms. Journal of Dairy Science 87, 2730-2742.
7. Goddard ME 1998. Consensus and debate in the definition of breeding objectives. Journal of Dairy Science 81 (suppl. 2), 6-18.
8. Hazel LN 1943. The genetic basis for constructing selection indexes. Genetics 28, 476-490.
9. Jamrozik J, Fatehi J and Schaeffer LR 2005. Estimates of genetic parameters for age at first calving, days open and calving interval for Holsteins, derived from Canadian Female Fertility Model. Retrieved May 4, 2009, from http:// cgil.uoguelph.ca/dcbgc/Agenda0509/TC2005Sep-Fert-bis.pdf
10. Kulak KK 1994. Lifetime profitability measures and their relationships to lifetime and first lactation traits in Holstein cows. MS Thesis, University of Guelph, Guelph, Canada.
11. Kulak KK, Dekkers JC, McAllister JCM and Lee AJ 1997. Lifetime profitability measures for dairy cows and their relationships to lifetime performance traits. Canadian Journal of Animal Science 77, 609-616.
12. McLaren CJ 2004. The relationship between disease occurrence, feeding management and return over feed in Ontario dairy herds. MS Thesis, University of Guelph, Guelph.
13. Meuwissen THE and Goddard ME 1997. Selection of farm animals for nonlinear traits and profit. Animal Science 65, 1-8.
14. Miglior F, Muir BL and Van Doormaal BJ 2005. Selection indices in Holstein cattle of various countries. Journal of Dairy Science 88, 1255-1263.
15. Misztal I, Tsuruta S, Strabel T, Auvray B, Druet T and Lee DH 2002. BLUPF90 and related programs (BGF90). Proceedings. 7th World Congress on Genetics Applied to Livestock Production, Montpellier, France. CD-ROM communication 28, 07.
16. Mulder H and Jansen G 2001. Derivation of economic values using lifetime profitability of Canadian Holstein cows. Retreived May 4, 2009, from http:// cgil.uoguelph.ca/dcbgc/Agenda0109/MulderJansen.pdf
17. Nilforooshan MA and Edriss MA 2004. Effect of age at first calving on some productive and longevity traits in Iranian Holsteins of the Isfahan province. Journal of Dairy Science 87, 2130-2135.
18. Norman HD, Cassell BG, Pearson RE and Wiggans GR 1981. Relation of first lactation production and conformation to lifetime performance and profitability in Jerseys. Journal of Dairy Science 64, 104-113.
19. Pé rez-Cabal MA and Alenda R 2003. Lifetime profit as an individual trait and prediction of its breeding values in Spanish Holstein cows. Journal of Dairy Science 86, 4115-4122.
20. Pé rez-Cabal MA, Garcia C, Gonzalez-Recio O and Alenda R 2006. Genetic and phenotypic relationships among locomotion type traits, profit, production, longevity, and fertility in Spanish dairy cows. Journal of Dairy Science 89, 1776-1783.
21. St-Onge A, Hayes JF and Cue RI 2002. Economic values of traits for dairy cattle improvement estimated using field recorded data. Canadian Journal of Animal Science 82, 29-39.
22. Tigges RJ, Pearson RE and Vinson WE 1984. Use of dairy herd Improvement variables to predict lifetime profitability. Journal of Dairy Science 67, 180-184.
23. Tsuruta S, Misztal I and Stranden I 2001. Use of the preconditioned conjugate gradient algorithm as a generic solver for mixed-model equations in animal breeding applications. Journal of Animal Science 79, 1166-1172.
24. Van Arendonk JAM 1991. Use of profit equations to determine relative economic value of dairy cattle herd life and production from field data. Journal of Dairy Science 74, 1101-1107.
25. Visscher PM and Goddard ME 1995. Genetic analyses of profit for Australian dairy cattle. Animal Science 61, 9-18.
26. Weigel DJ, Cassell BG and Pearson RE 1997. Prediction of transmitting abilities for productive life and lifetime profitability from production, somatic cell count, and type traits in milk markets for fluid milk and cheese. Journal of Dairy Science 80, 1398-1405.