Model Development

Tylutki, T.P., D.G. Fox , V.M. Durbal, L.O. Tedeschi, J.B. Russell, M.E. VanAmburgh, T.R. Overton, L.E. Chase, A.N. Pell. 2008. Cornell Net Carbohydrate and Protein System: A model for precision feeding of dairy cattle. Anim. Feed. Sci. Tech. 143:174-202.

Abdalla, H. O., D. G. Fox, and M. L. Thonney. 1988. Compensatory gain by Holstein calves after under feeding protein. J Anim Sci. 66:2687-2695.

Ainslie, S. J., D. G. Fox, T. C. Perry, D. J. Ketchen, and M. C. Barry. 1993. Predicting amino acid adequacy of diets fed to Holstein steers. J Anim Sci. 71(5):1312-1319.

Cannas, A., L. O. Tedeschi, D. G. Fox, A. N. Pell, and P. J. Van Soest. 2004. A mechanistic model for predicting the nutrient requirements and feed biological values for sheep. J. Anim Sci. 82(1):149-169.

Cannas, A., L. O. Tedeschi, A. S. Atzori, and D. G. Fox. 2005. Prediction of energy requirements for growing sheep with the Cornell Net Carbohydrate and Protein System. Page (in press) in Modelling nutrient utilization in farm animals. J. Dijkstra, ed. CABI Publishing, Cambridge, MA.

Fox, D. G. and J. R. Black. 1984. A system for predicting body composition and performance of growing cattle. J Anim Sci. 58(3):725-739.

Fox, D. G., C. J. Sniffen, and J. D. O’Connor. 1988. Adjusting nutrient requirements of beef cattle for animal and environmental variations. J Anim Sci. 66:1475-1495.

Fox, D. G., C. J. Sniffen, J. D. O’Connor, J. B. Russell, and P. J. Van Soest. 1992. A net carbohydrate and protein system for evaluating cattle diets: III. Cattle requirements and diet adequacy. J Anim Sci. 70:3578-3596.

Fox, D. G. and L. O. Tedeschi. 2003. Predicting dietary amino acid adequacy for ruminants. Pages 389-410 in Amino Acids in Animal Nutrition. J. P. F. D’Mello, ed. CABI Publishing, Cambridge, MA.

Fox, D. G., L. O. Tedeschi, T. P. Tylutki, J. B. Russell, M. E. Van Amburgh, L. E. Chase, A. N. Pell, and T. R. Overton. 2004. The Cornell Net Carbohydrate and Protein System model for evaluating herd nutrition and nutrient excretion. Anim. Feed Sci. Technol. 112(1-4):29-78.

Fox, D. G. and T. P. Tylutki. 1998. Accounting for the effects of environment on the nutrient requirements of dairy cattle. J Dairy Sci. 81(11):3085-3095.

Fox, D. G., M. E. Van Amburgh, and T. P. Tylutki. 1999. Predicting requirements for growth, maturity, and body reserves in dairy cattle. J Dairy Sci. 82(9):1968-1977.

Guiroy, P. J., L. O. Tedeschi, D. G. Fox, and J. P. Hutcheson. 2002. The effects of implant strategy on finished body weight of beef cattle. J Anim Sci. 80:1791-1800.

Lana, R. P., D. G. Fox, J. B. Russell, and T. C. Perry. 1997. Influence of monensin on Holstein steers fed high-concentrate diets containing soybean meal or urea. J Anim Sci. 75(10):2571-2579.

Mertens, D. R. 1997. Creating a system for meeting the fiber requirements of dairy cows. J Dairy Sci. 80(7):1463-1481.

Mertens, D. R. 2002. Measuring fiber and its effectiveness in ruminant diets. in Proc. Plains nutrition conference, San Antonio, TX.

O’Connor, J. D., C. J. Sniffen, D. G. Fox, and W. Chalupa. 1993. A net carbohydrate and protein system for evaluating cattle diets: IV. Predicting amino acid adequacy. J Anim Sci. 71:1298-1311.

Perry, T. C., D. G. Fox, and D. H. Beermann. 1991. Effect of an implant of trenbolone acetate and estradiol on growth, feed efficiency, and carcass composition of Holstein and beef steers. J Anim Sci. 69:4696-4702.

Perry, T. C. and D. G. Fox. 1997.Predicting carcass composition and individual feed requirement in live cattle widely varying in body size. J Anim Sci. 75:300-307.

Pitt, R. E., J. S. Van Kessel, D. G. Fox, A. N. Pell, M. C. Barry, and P. J. Van Soest. 1996. Prediction of ruminal volatile fatty acids and pH within the net carbohydrate and protein system. J Anim Sci. 74(1):226-244.

Pitt, R. E. and A. N. Pell. 1997. Modeling ruminal pH fluctuations: interactions between meal frequency and digestion rate. J Dairy Sci. 80(10):2429-2441.

Rayburn, E. B. and D. G. Fox. 1990. Predicting growth and performance of Holstein steers. J Anim Sci. 68:788-798.

Roseler, D. K., D. G. Fox, L. E. Chase, A. N. Pell, and W. C. Stone. 1997. Development and evaluation of equations for prediction of feed intake for lactating Holstein dairy cows. J Dairy Sci. 80(5):878-893.

Ruiz, R., G. L. Albrecht, L. O. Tedeschi, G. Jarvis, J. B. Russell, and D. G. Fox. 2001. Effect of monensin on the performance and nitrogen utilization of lactating dairy cows consuming fresh forage. J Dairy Sci. 84:1717-1727.

Russell, J. B., J. D. O’Connor, D. G. Fox, P. J. Van Soest, and C. J. Sniffen. 1992. A net carbohydrate and protein system for evaluating cattle diets: I. Ruminal fermentation. J Anim Sci. 70:3551-3561.

Sniffen, C. J., J. D. O’Connor, P. J. Van Soest, D. G. Fox, and J. B. Russell. 1992. A net carbohydrate and protein system for evaluating cattle diets: II. Carbohydrate and protein availability. J Anim Sci. 70:3562-3577.

Tedeschi, L. O., C. Boin, D. G. Fox, P. R. Leme, G. F. Alleoni, and D. P. D. Lanna. 2002. Energy requirement for maintenance and growth of Nellore bulls and steers fed high-forage diets. J Anim Sci. 80:1671-1682.

Tedeschi, L. O., D. G. Fox, L. E. Chase, and S. J. Wang. 2000. Whole-herd optimization with the Cornell net carbohydrate and protein system. I. Predicting feed biological values for diet optimization with linear programming. J Dairy Sci. 83:2139-2148.

Tedeschi, L. O., D. G. Fox, and J. B. Russell. 2000.. Accounting for the effects of a ruminal nitrogen deficiency within the structure of the Cornell net carbohydrate and protein system. J Anim Sci. 78:1648-1658.

Tedeschi, L. O., D. G. Fox, and J. B. Russell. 2000. Accounting for ruminal deficiencies of nitrogen and branched-chain amino acids in the structure of the Cornell net carbohydrate and protein system. Proceedings of Cornell Nutrition Conference for Feed Manufacturers, Rochester, NY:224-238.

Tedeschi, L. O., A. N. Pell, D. G. Fox, and C. R. Llames. 2001. The amino acid profiles of the whole plant and of four residues from temperate and tropical forages. J Anim Sci. 79:525-532.

Tylutki, T. P., D. G. Fox, and R. G. Anrique. 1994. Predicting net energy and protein requirements for growth of implanted and nonimplanted heifers and steers and nonimplanted bulls varying in body size. J Anim Sci. 72:1806-1813.

Van Kessel, J. S. and J. B. Russell. 1996. The effect of amino nitrogen on the energetics of ruminal bacteria and its impact on energy spilling. J Dairy Sci. 79:1237-1243.