A dynamic model of feed intake regulation in dairy cows. Model description

Journal of Animal and Feed Sciences

Volumn 13, Issue 1, 2004, Pages 1-23

  Petruzzi, H ^a,b   Danfaer A ^a  

^a DANISH INSTITUTE OF AGRICULTURAL SCIENCES   (Denmark)

^b INSTITUTO NACIONAL DE TECNOLOGÍA AGROPECUARIA INTA   (Argentina)

Author keywords

Body reserves; Dairy cows; Evaluation; Intake regulation; Model

Indexed keywords

ANIMALIA; BOS TAURUS;

EID: 2342533142     PISSN: 12301388     EISSN: None     Source Type: Journal    
DOI: 10.22358/jafs/67384/2004     Document Type: Article

References (51)

1. AFRC, 1993. Energy and Protein Requirements of Ruminants. CAB International, Wallingford (UK)
2. Chilibroste P., Aguilar C., Garcia F., 1997. Nutritional evaluation of diets. Simulation model of digestion and passage of nutrients through the rumen reticulum. Anim. Feed Sci. Tech. 68, 259-275
3. Coppock C.E., Flatt W.P., Moore L.A., Steward W.E., 1964. Effect of grain ratio on utilisation of metabolisable energy from milk production by dairy cows. J. Dairy Sci. 47, 1330-1338
4. Coulon J.B., Perochon L., Lescourret F., 1995. Modelling the effect of the stage of pregnancy on dairy cows' milk yield. Anim. Sci. 60, 401-408
5. Danfaer A., 1998. The Karoline Model. In: Proceeding from a Seminar held at the Swedish University of Agricultural Science, Karoline - Model for Feed Evaluation. Uppsala (Sweden), pp. 9-13
6. Domecq J.J., Skidmore A.L., Lloyd J.W., Kaneene J.B., 1995. Validation of body condition scores with ultrasound measurements of subcutaneous fat of dairy cows. J. Dairy Sci. 78, 2308-2313
7. Domecq J.J., Skidmore A.L., Lloyd J.W., Kaneene J.B., 1997. Relationship between body condition scores and milk yield in a large dairy herd of high yielding Holstein cows. J. Dairy Sci. 80, 101-112
8. Edmonson A.J., Lean I.J., Weaver L.D., Farver T., Webster G., 1989. A body condition scoring chart of Holstein dairy cows. J. Dairy Sci. 72, 68-78
9. Emmans G.C., Fisher C., 1986. Problems in nutritional theory. In: C. Fisher, K.N. Boorman (Editors). Nutrient Requirements of Poultry and Nutritional Research. Buttherworths, London (UK), pp. 9-39
10. th International Symposium on the Nutrition of Herbivores. INRA Recent Developments in the Nutrition of Herbivores. Paris, pp. 95-120
11. Fisher D.S., 1996. Modelling ruminant feed intake with protein, chemostatic and distension feedback. J. Anim. Sci. 74, 3076-3081
12. Fisher D.S., Baumont R., 1994. Modeling the rate and quantity of forage intake by ruminants during meals. Agr. Syst. 45, 43-53
13. Fisher D.S., Burns J.C., Pond K.R., 1987. Modeling ad libitum dry matter intake by ruminants as regulated by distension and chemostatic feedbacks. J. Theor. Biol. 126, 407
14. Fox D.G., Van Amburgh M.E., Tylutki T.P., 1999. Predicting requirements for growth, maturity, and body reserves in dairy cattle. J. Dairy Sci. 82, 1968-1977
15. Friggens N.C., 2003. Body lipid reserves and the reproductive cycle: towards a better understanding. Livest. Prod. Sci. 83, 219-236
16. Friggens N., Emmans G.C., Kyriazakis I., Oldham J.D., Lewis M., 1998. Feed intake relative to stage of lactation for dairy cows consuming total mixed diets with a high or low ratio of concentrate to forage. J. Dairy Sci. 81, 2228-2239
17. Friggens N., Emmans G.C., Veerkamp R.F., 1999. On the use of simple ratios between lactation curve coefficients to describe parity effects on milk production. Livest. Prod. Sci. 62, 1-13
18. Friggens N., Theilgaard P., Munch G., 2001. On the potential use of body condition score as a managment tool. In: Internal Report No. 148, Danish Institute of Agricultural Sciences, Research Centre Foulum (Denmark), pp. 31-41
19. Gallo L., Carnier P., Cassandro M., Mantovani R., Bailoni L., Contieron B., Bittante G., 1996. Change in body condition score of Holstein cows as affected by parity and mature equivalent milk yield. J. Dairy Sci. 79, 1009-1015
20. Garnsworthy P.C., Jones G.P., 1987. The influence of body condition at calving and dietary protein supply on voluntary food intake and performance in dairy cows. Anim. Prod. 44, 347-353
21. Gibb M.J., Ivingst W.E., Dhanoa M.S., Sutton J.D., 1992. Changes in body components of autumn-calving Holstein-Friesian cows over the first 29 weeks of lactation. Anim. Prod. 55, 339-360
22. Gordon F.J., Porter M.G., Maine S.C., Unsworth E.F., Kilpatrick D.J., 1995. Effect of digestibility and type of concentrate on nutrient utilisation by lactating dairy cattle. J. Dairy Res. 62, 15-27
23. Holter J.B., Slotnick M.J., Hayes H.H., Bozack C.K., Urban W.E., McGilliard M.L., 1990. Effect of prepartum dietary energy on condition score, postpartum energy, nitrogen partition, and lactation production responses. J. Dairy Sci. 73, 3502-3511
24. Lund P., 2002. The effect of forage type on passage kinetics and digestibility of fibre in dairy cows. Ph.D. Thesis. The Royal Veterinary and Agricultural University, Copenhagen (Denmark)
25. Madsen J., Stesing T., Weisbjerg M.R., Hvelplund T., 1994. Estimation of the physical fill of feedstuffs in the rumen by the in sacco degradation characteristics. Livest. Prod. Sci. 39, 43-47
26. Maltz E., Mizrach A., Flitsanov U., Spahr S., Murphy M.R., Novakofski J., 2001. Body weight and milk yield changes along lactation to evaluate and model body condition. In: Y. Van Der Honing (Editor). Book of Abstracts, Publication No 7, p. 190
27. Mao I.L., Sloniewski K., Middelhede C.H., Madsen P., 2001. Body condition scores of lactating cows: Their use and genetic variation. In: Internal Report No. 148, Danish Institute of Agricultural Sciences, Research Centre Foulum (Denmark), pp. 43-60
28. Mertens D.R., 1987. Predicting intake and digestibility using mathematical models of ruminal function. J. Anim. Sci. 64, 1548-1558
29. Mertens D.R., 1994. Regulation of forage intake. In: G.C. Fahey (Editor). Forage Quality and Utilization. Madison, Wisconsin (USA), pp. 450-493
30. Mills J.A.N., Dijkstra J., Bannink A., Cammell S.B., Kebreab E., France J., 2001. A mechanistic model of whole-tract digestion and methanogenesis in the lactating dairy cow: Model development, evaluation and application. J. Anim. Sci. 79, 1584-1597
31. Okine E.K., Mathison G.W., 1991. Effects of feed intake on particle distribution, passage of digesta, and extent of digestion in the gastrointestinal tract of cattle. J. Anim. Sci. 69, 3435-3445
32. Pedron O., Cheli F., Senatore E., Baroli D., Rizzi R., 1993. Effect of body condition score at calving on performance, some blood parameters, and milk fatty acid composition in dairy cows. J. Dairy Sci. 76, 2528-2535
33. Perochon E., Coulon J.B., Eescourret F., 1996. Modelling lactation curves of dairy cows with emphasis on individual variability. Anim. Sci. 63, 189-200
34. Petruzzi H.J., Danfaer A., Norgaard P., 2002. A dynamic simulation model of nutrient digestion in the rumen of dairy cows. J. Anim. Feed Sci. 11, 367-397
35. Pittroff W., Kothmann M.M., 1999. Regulation of intake and diet selection by herbivores. Ecology of herbivores. In: Proceedings of the Vth International Symposium on the Nutrition of Herbivores, pp. 366-422
36. Pittroff W., Kothmann M.M., 2001. Quantitative prediction of feed intake in ruminants. III. Comparative example calculations and discussion. Livest. Prod. Sci. 71, 171-181
37. Pryce J.E., Coffey M.P., Simm G., 2001. The relationship between body condition score and reproductive performance. J. Dairy Sci. 84, 1508-1515
38. Rinne M., Huthanen P., Jaakkola S., 2002. Digestive processes of dairy cows fed silages harvested at four stages of grass maturity. J. Anim. Sci. 80, 1986-1998
39. Robinson P.H., McQueen R.E., 1991. Influence of rumen fermentable neutral detergent fiber levels on feed intake and milk production of dairy cows. J. Dairy Sci. 75, 520-532
40. Romo G.A., Casper D., Erdman R.A., Teter B.B., 1996. Abomasal infusion of Cis or Trans fatty acid isomers and energy metabolism of lactating dairy cows. J. Dairy Sci. 79, 2005-2015
41. Ruegg P.L., Milton R.L., 1995. Body condition scores of Holstein cows on Prince Edward Island, Canada: Relationship with yield, reproductive performance, and disease. J. Dairy Sci. 78, 552-564
42. Sanders J.O., Cartwright T.C., 1979. A general cattle production systems model. I. Structure of the model. Agr. Syst. 4, 217-227
43. Schroeder U.J., 2000. An inquiry into the evaluation of body condition using ultrasonographic measurement of subcutaneous backfat thickness for the use in dairy herd management (in German). Ph.D. Dissertation. Freie Universität Berlin (Germany)
44. Schwager-Suter R., Stricker C., Erdin D., Kunzi N., 2000. Relationship between body condition scores and ultrasound measurements of subcutaneous fat and m. longissimus dorsi in dairy cows differing in size and type. Anim. Sci. 71, 465-470
45. Sutton J.D., Cammell S.B., Beever D.E., Humphries D.J., Phipps R.H., 1998. Energy and nitrogen balance of lactating dairy cows given mixtures of urea-treated whole-crop wheat and grass silage. Anim. Sci. 67, 203-212
46. Tess M.W., Kolstad B.W., 2000. Simulation of cow-calf production systems in a range environment: 1. Model development. J. Anim. Sci. 78, 1159-1169
47. Waltner S.S., McNamara J.P., Hillers J.K., 1993. Relationship of body condition score to production variables in high producing Holstein dairy cattle. J. Dairy Sci. 76, 3410-3419
48. Weston R.H., 1985. The regulation of feed intake in herbage-feed ruminants. Proc. Nutr. Soc. Aust. 10, 55-62
49. Weston R.H., 1996. Some aspects of constraint to forage consumption by ruminants. Aust. J. Agr. Res. 47, 175-197
50. Wilkerson V.A., Glenn B.P., McLeod L.M., 1997. Energy and nitrogen balance in lactating cows fed diets containing dry or high moisture corn in either rolled or ground form. J. Dairy Sci. 80, 2487-2496
51. Williams C.B., Oltenacu P.A., Sniffen C.J., 1989. Applications of neutral detergent fibre in modelling feed intake, lactation response, and body weight changes in dairy cattle. J. Dairy Sci. 72, 652-663