Evaluation of the overall accuracy of the DeLaval cell counter for somatic cell counts in ovine milk

Journal of Dairy Science

Volumn 89, Issue 12, 2006, Pages 4613-4619

  Gonzalo, C ^a   Linage, B ^a   Carriedo, J A ^a   De La Fuente, F ^a   San Primitivo, F ^a  

^a UNIVERSITY OF LEÓN   (Spain)

Author keywords

Accuracy; DeLaval cell counter; Sheep milk; Somatic cell count

Indexed keywords

BOS TAURUS; OVIS; OVIS ARIES;

EID: 33846298070     PISSN: 00220302     EISSN: None     Source Type: Journal    
DOI: 10.3168/jds.S0022-0302(06)72511-5     Document Type: Article

References (18)

1. DeLaval. 2005. Available: http://www.delaval-us.com/Products/ MilkingEquipment/Milk_Quality/DCC/default.htm Accessed Jun. 23, 2006.
2. El-Saied, U. M., J. A. Carriedo, and F. San Primitivo. 1998. Heritability of test day somatic cell counts and its relationship with milk yield and protein percentage in dairy ewes. J. Dairy Sci. 81:2956-2961.
3. González-Rodríguez, M. C., C. Gonzalo, F. San Primitivo, and P. Cármenes. 1995. Relationship between somatic cell count and intramammary infection of the half-udder in dairy ewes. J. Dairy Sci. 78:2753-2759.
4. Gonzalo, C., A. Ariznabarreta, J. A. Carriedo, and F. San Primitivo. 2002. Mammary pathogens and their relationship to somatic cell count and milk yield losses in dairy ewes. J. Dairy Sci. 85:1460-1467.
5. Gonzalo, C., J. A. Baro, J. A. Carriedo, and F. San Primitivo. 1993. Use of the Fossomatic method to determine somatic cell counts in sheep milk. J. Dairy Sci. 76:115-119.
6. Gonzalo, C., J. C. Boixo, J. A. Carriedo, and F. San Primitivo. 2004. Evaluation of rapid somatic cell counters under different analytical conditions in ovine milk. J. Dairy Sci. 87:3623-3628.
7. Gonzalo, C., J. A. Carriedo, J. A. Baro, and F. San Primitivo. 1994. Factors influencing variation of test day milk yield, somatic cell count, fat and protein in dairy sheep. J. Dairy Sci. 77:1537-1542.
8. Gonzalo, C., J. R. Martínez, J. A. Carriedo, and F. San Primitivo. 2003. Fossomatic cell-counting on ewe milk: Comparison with direct microscopy and study of variation factors. J. Dairy Sci. 86:138-145.
9. Heald, C. W., G. M. Jones, S. C. Nickerson, W. N. Patterson, and W. E. Vinson. 1977. Preliminary evaluation of the Fossomatic somatic cell counter for analysis of individual cow samples in a central testing laboratory. J. Food Prot. 40:523-526.
10. Heeschen, W. 1975. Determination of somatic cells in milk (technical aspects of counting). Bull. Int. Dairy Fed. 85:79-92.
11. IDF (International Dairy Federation). 1999. Definition and evaluation of the overall accuracy of indirect methods of milk analysis application to calibration procedure and quality control in the dairy laboratory. FIL-IDF Standard no. 128A. IDF, Brussels, Belgium.
12. IDF (International Dairy Federation). 1995. Enumeration of somatic cells. FIL-IDF Standard no. 148A. IDF, Brussels, Belgium.
13. IDF (International Dairy Federation). 2006. Milk-enumeration of somatic cells. Part 2: Guidance on the operation of fluoro-opto-electronic counters. FIL-IDF Standard no. 148-2 (E). IDF, Brussels, Belgium.
14. Marco, J. C. 1994. Mastitis en la oveja Latxa: Epidemiología, diagnóstico y control. Ph.D. Thesis, Univ. Zaragoza, Zaragoza, Spain.
15. Martínez, J. R., C. Gonzalo, J. A. Carriedo, and F. San Primitivo. 2003. Effect of freezing on Fossomatic cell counting in ewe milk. J. Dairy Sci. 86:2583-2587.
16. Sánchez, A., D. Sierra, C. Luengo, J. C. Corrales, C. T. Morales, A. Contreras, and C. Gonzalo. 2005. Influence of storage and preservation on Fossomatic cell count and composition of goat milk. J. Dairy Sci. 88:3095-3100.
17. Schalm, O. W., E. J. Carroll, and N. C. Jain. 1971. Bovine Mastitis. Lea & Febiger, Philadelphia, PA.
18. Schmidt-Madsen, P. 1975. Fluoro-opto-electronic cell-counting on milk. J. Dairy Res. 42:227-239.