Impact of fatty acid composition on the accuracy of mid-infrared fat analysis of farm milks

Journal of Dairy Science

Volumn 92, Issue 6, 2009, Pages 2502-2513

  Kaylegian, K E ^a   Dwyer, D A ^a   Lynch, J M ^a   Bauman, D E ^a   Fleming, J R ^b   Barbano, D M ^a  

^a Department of Obstetrics Gynecology   (United States)

^b Marketing Services Division   (United States)

Author keywords

Fatty acid composition; Infrared milk analysis

Indexed keywords

EID: 67649236583     PISSN: 00220302     EISSN: 15253198     Source Type: Journal    
DOI: 10.3168/jds.2008-1911     Document Type: Article

References (18)

1. AOAC. 2000. Official Methods for Analysis. AOAC Int., Gaithersburg, MD.
2. Biggs, D. A., and D. McKenna. 1989. Alternative methods for infrared analysis of fat in milk: Interlaboratory study. J. AOAC 72:724-734.
3. Dunkley, W. L., A. A. Franke, and L. M. Smith. 1977. Determining fat, protein, and lactose in milk from cows fed formaldehyde protected sunflower-soybean supplement. J. Dairy Sci. 60:45-52.
4. Franke, A. A., W. L. Dunkley, and N. E. Smith. 1977. Influence of feeding protected tallow on accuracy of analysis by infrared milk analyzer. J. Dairy Sci. 60:1870-1874.
5. Franke, A. A., W. L. Dunkley, and N. E. Smith. 1981. Influence of dairy rations with whole cottonseed or extruded soybeans on accuracy of analysis for milk components. J. Dairy Sci. 64:2185-2191.
6. Kaylegian, K. E., G. E. Houghton, J. M. Lynch, J. R. Fleming, and D. M. Barbano. 2006. Calibration of infrared milk analyzers: Modified milk versus producer milk. J. Dairy Sci. 89:2817-2832.
7. Kaylegian, K. E., J. M. Lynch, J. R. Fleming, and D. M. Barbano. 2009. Influence of fatty acid chain length and unsaturation on midinfrared milk analysis. J. Dairy Sci. 92:2485-2501.
8. Kaylegian, K. E., J. M. Lynch, J. R. Fleming, and D. M. Barbano. 2007. Lipolysis and proteolysis of modified and producer milk used for calibration of mid-infrared milk analyzers. J. Dairy Sci. 90:602-615.
9. Luinge, H. J., E. Hop, E. T. G. Lutz, J. A. van Hemert, and E. A. M. de Jong. 1993. Determination of the fat, protein and lactose content of milk using Fourier transform infrared spectrometry. Anal. Chim. Acta 284:419-433.
10. Lynch, J. M., D. M. Barbano, D. E. Bauman, G. F. Hartnell, and M. A. Nemeth. 1992. Effect of a prolonged release formulation of N-methionyl bovine somatotropin (sometribove) on production and composition of milk fat. J. Dairy Sci. 75:1794-1809.
11. Lynch, J. M., D. M. Barbano, M. Schweisthal, and J. R. Fleming. 2006. Precalibration evaluation procedures for mid-infrared milk analyzers. J. Dairy Sci. 89:2761-2774.
12. Lynch, J. M., A. L. Lock, D. A. Dwyer, R. Noorbakhsh, D. M. Barbano, and D. E. Bauman. 2005. Flavor and stability of pasteurized milk with elevated levels of conjugated linoleic acid and vaccenic acid. J. Dairy Sci. 88:489-498.
13. 2 addition to raw milk on proteolysis and lipolysis at 4°C. J. Dairy Sci. 86:1616-1631.
14. Robertson, N. H., A. Dixon, J. H. Nowers, and D. P. S. Brink. 1981. The influence of lipolysis, pH and homogenization on infra-red readings for fat, protein and lactose. S. Afr. J. Dairy Technol. 13:3-7.
15. Sjaunja, L.-O. 1984. Studies on milk analyses of individual cow milk samples. II. Factors affecting milk analyses by infrared techniques under laboratory conditions. Acta Agric. Scand. 34:260-272.
16. Stegeman, G. A., R. J. Baer, D. J. Schingoethe, and D. P. Casper. 1991. Influence of milk fat higher in unsaturated fatty acids on the accuracy of milk fat analyses by the mid-infrared spectroscopic method. J. Food Prot. 54:890-893.
17. van de Voort, F. R., S. Kermasha, J. P. Smith, B. L. Mills, and K. F. Ng-Kwai-Hang. 1987. A study of the stability of record of performance milk samples for infrared milk analysis. J. Dairy Sci. 70:1515-1523.
18. van de Voort, F. R., J. Sedman, G. Emo, and A. A. Ismail. 1992. Assessment of Fourier transform infrared analysis of milk. J. AOAC 75:780-785.