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  • President's Report

    • 40th Annual Meeting (2001)

    February 11, 2001 12:00 AM - February 14, 2001 12:00 AM

    President's Report

    President's Report: A Year in the Life of the National Mastitis Council

    • Ann Godkin, NMC President, Ontario Ministry of Agriculture, Food and Rural Affairs, Fergus, Ontario, Canada

    Papers Presented at the Somatic Cell Count Symposium

    Somatic Cell Counts: A Primer

    • Bob Harmon, University of Kentucky, Lexington, Kentucky

    Setting SCC Cutpoints for Cow, Herd Interpretation

    • Ian Dohoo, Atlantic Veterinary College, University of PEI, Charlottetown, PEI, Canada

    Can Somatic Cell Counts Get Too Low?

    • Ynte Schukken, Cornell University, Ithaca, New York

    Somatic Cell Counts: Measures of Farm Management, Milk Quality

    • Jeff Reneau, University of Minnesota, St. Paul, Minnesota

    Impact of SCC on the Quality of Fluid Milk, Cheese

    • Mel Schaellibaum, Federal Dairy Research Institute, Liebefeld-Berne, Switzerland

    Meeting Somatic Cell Count Regulations in the European Union

    • Eric Hillerton $lastName

    Canadian Approach to SCC Regulations –, The Mechanics

    • George MacNaughton, Dairy Farmers of Ontario, Mississauga, Ontario, Canada

    Why the US Dairy Industry has Resisted a Regulatory Change to 400, 000

    • Rob Byrne, National Milk Producers Federation, Arlington, Virginia

    Papers Presented at the General Session

    New Zealand Milk Quality –, Lessons Learned

    • Robert Franks, New Zealand Dairy Group of Companies, Hamilton, New Zealand

    Deciding to Dry-Off: Does Level of Production Matter?

    • Dave Kelton, University of Guelph, Guelph, Ontario, Canada

    Factors Affecting the Success of Antibiotic Treatment at Dry Off

    • Ynte Schukken, Cornell University, Ithaca, New York

    Strategies for Protecting the Teat at Dry Off

    • John Williamson, Dairying Research Corporation, Hamilton, New Zealand

    Enhancing Immunity During the Dry Period: Pitfalls, Opportunities

    • Ron Erskine, Michigan State University, East Lansing, Michigan

    Implementing, Monitoring Mastitis Control Programs for the Dry Period

    • John Day, Dairy Health Services/MPS, Jerome, Idaho

    Breeding, Selection, Somatic Cell Counts: Where Are We Today?

    • George Shook, University of Wisconsin, Madison, Wisconsin

    Streptococci, Bulk Milk Bacteria Counts

    • Kathryn Boor, Cornell University Food Science Department, Ithaca, New York

    Environmental Streptococcal Mastitis –, Findings of a Multi-State Study

    • Dawn Morin, University of Illinois, Urbana, Illinois

    Organic Dairies –, Mastitis, Milk Quality Challenges

    • John Barlow, University of Vermont, Burlington, Vermont

    Automatic Milking, Milk Quality: A European Perspective

    • Henk Hogeveen, Research Institute for Animal Husbandry, Lelystad, The Netherlands

    Automatic Milking Systems in North America: Issues, Challenges Unique to Ontario

    • Jack Rodenburg, Ontario Ministry of Agriculture, Food and Rural Affairs, Woodstock, Ontario, Canada

    We Treat Sick Cows Don't We? The Case of Subclinical Mastitis

    • Hubert DeLuyker, Pharmacia and Upjohn Animal Health, Puurs, Belgium

    Posters Presented at the Technology Transfer Session

    Somatic Cell Count, Bacteriological Status of Bulk Tank Milk Samples from Argentine Dairy Farms

    • C.N Acuña, Agro-Veterinary Advisory Group in Milk Quality and Mastitis (GAV), La Plata, Buenos Aires, Argentina ;
    • R.E. Chertcoff, Agro-Veterinary Advisory Group in Milk Quality and Mastitis (GAV), La Plata, Buenos Aires, Argentina ;
    • A.P.M. Magariños Pinat, Agro-Veterinary Advisory Group in Milk Quality and Mastitis (GAV), La Plata, Buenos Aires, Argentina

    Udder Pathogens Prevalence in Dairy Cows from Argentina

    • C.N Acuña, Agro-Veterinary Advisory Group in Milk Quality and Mastitis (GAV), La Plata, Buenos Aires, Argentina ;
    • R.E. Chertcoff, Agro-Veterinary Advisory Group in Milk Quality and Mastitis (GAV), La Plata, Buenos Aires, Argentina ;
    • M.B. Martinez, Agro-Veterinary Advisory Group in Milk Quality and Mastitis (GAV), La Plata, Buenos Aires, Argentina ;
    • J.M Nimo, Agro-Veterinary Advisory Group in Milk Quality and Mastitis (GAV), La Plata, Buenos Aires, Argentina

    Observational Studies on the Association Between Peak Milk Flow Rate, Somatic Cell Count

    • B.I. Halley, University of Vermont, Burlington, Vermont ;
    • J.W. Barlow, Universidad de Buenos Aires, Buenos Aires, Argentina ;
    • A.J. Bramley, University of Vermont, Burlington, Vermont ;
    • J.E. Hillerton, Institute for Animal Health, Compton, United Kingdom ;
    • D.C. Howell, Universidad de Buenos Aires, Buenos Aires, Argentina ;
    • J.W. Pankey, Universidad de Buenos Aires, Buenos Aires, Argentina

    Identification of Streptococcus uberis Strains by Repetitive Sequence Based PCR

    • Elizabeth Berry, Institute for Animal Health Compton, Newbury, United Kingdom ;
    • Phil Ward, Institute for Animal Health Compton, Newbury, United Kingdom

    Environmental Mastitis Pathogens in Fresh Bedding Material

    • Virginia Eckes, University of Minnesota, St. Paul, Minnesota ;
    • Michelle LaValle, University of Minnesota, St. Paul, Minnesota ;
    • Russell Bey, University of Minnesota, St. Paul, Minnesota ;
    • Ralph Farnsworth, University of Minnesota, St. Paul, Minnesota ;
    • Jeff Reneau, University of Minnesota, St. Paul, Minnesota

    A Study of the Incidence, Significance of Gram Positive Infections Acquired During the Dry Period Under UK Field Conditions

    • A. J. Bradley, Department of Clinical Veterinary Science, University of Bristol, Bristol, United Kingdom ;
    • M. J. Green, Department of Biological Sciences, University of Warwick, Coventry, United Kingdom

    Recurrent Clinical Mastitis in Six Somerset Dairy Herds

    • A. J. Bradley, Department of Clinical Veterinary Science, University of Bristol, Bristol, United Kingdom ;
    • M. J. Green, Department of Biological Sciences, University of Warwick, Coventry, United Kingdom

    The Role of Dry Cow Therapy in the Control of Clinical Coliform Mastitis

    • A. J. Bradley, Department of Clinical Veterinary Science, University of Bristol, Bristol, United Kingdom ;
    • M. J. Green, Department of Biological Sciences, University of Warwick, Coventry, United Kingdom

    An Assessment of the Ability of Historical Mastitis, Cell Count Data to Predict Quarter Infection Status at Drying Off

    • J.N. Huxley, University of Bristol, Bristol, United Kingdom ;
    • M. J. Green, Department of Biological Sciences, University of Warwick, Coventry, United Kingdom ;
    • L.E. Green, University of Warwick, Warwick, United Kingdom ;
    • A. J. Bradley, Department of Clinical Veterinary Science, University of Bristol, Bristol, United Kingdom

    Risk Factors for Iodine in Milk from Ontario Dairy Herds

    • D.L. Brander, University of Guelph, Guelph, Ontario, Canada

    Vacuum Airflow Measurements from Milking Clusters with 5/8, 3/4, , 7/8 Inch ID Outlet to Simulate Loads Produced from Unit Attachment or Unit Fall Off

    • L. H. Brazil, Milking Technology Center VMTRC., Tulare, California ;
    • A. M. Britten, Udder Health Systems, Inc., Bellingham, Washington

    Susceptibility of Staphylococcus aureus, Streptococci Isolated from Bovine Milk to Antibiotics in the Central Dairy Area of Argentina

    • F.G. Toselli, Facultad de Ciencias Veterinarias Esperanza, Universidad Nacional del Litoral, Argentina ;
    • W.R. Weimann, Facultad de Ciencias Veterinarias Esperanza, Universidad Nacional del Litoral, Argentina ;
    • V.R. Canavesio, Estación Experimental Agropecuaria Rafaela, Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina ;
    • V.E. Neder, Estación Experimental Agropecuaria Rafaela, Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina ;
    • I.A. Iguzquiza, Estación Experimental Agropecuaria Rafaela, Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina ;
    • L.F. Calvinho, Estación Experimental Agropecuaria Rafaela, Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina, Facultad de Ciencias Veterinarias Esperanza, Universidad Nacional del Litoral, Argentina

    Intramammary Infections During the Periparturient Period in Dairy Heifers in Argentina

    • L.F. Calvinho, Estación Experimental Agropecuaria Rafaela, Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina, Facultad de Ciencias Veterinarias Esperanza, Universidad Nacional del Litoral, Argentina ;
    • V.R. Canavesio, Estación Experimental Agropecuaria Rafaela, Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina ;
    • I.A. Iguzquiza, Estación Experimental Agropecuaria Rafaela, Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina ;
    • F.G. Puricelli, Estación Experimental Agropecuaria Rafaela, Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina ;
    • M.D. Aubagna, Facultad de Ciencias Veterinarias Esperanza, Universidad Nacional del Litoral, Argentina ;
    • G.A. Zimmermann, Estación Experimental Agropecuaria Rafaela, Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina

    Effect of a Premilking Teat Washing System on Bacterial Contamination of Milk

    • M.A. Taverna, Estación Experimental Agropecuaria Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina ;
    • L.F. Calvinho, Estación Experimental Agropecuaria Rafaela, Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina, Facultad de Ciencias Veterinarias Esperanza, Universidad Nacional del Litoral, Argentina ;
    • M Gaggiotti, Estación Experimental Agropecuaria Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina ;
    • G.A. Zimmermann, Estación Experimental Agropecuaria Rafaela, Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina ;
    • V.R. Canavesio, Estación Experimental Agropecuaria Rafaela, Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina ;
    • N.P. Aguirre, Estación Experimental Agropecuaria Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina ;
    • R. Wanzerried, Estación Experimental Agropecuaria Rafaela, Instituto Nacional de Tecnología Agropecuaria, Pcia. de Santa Fe, Argentina

    Lava-Teat® Pre-Milking System Evaluation in a Dairy Farm of Argentina

    • J. Chaves, Universidad de Buenos Aires, Buenos Aires, Argentina, J. Chaves & Asoc., Olivos, Buenos Aires, Argentina ;
    • L. Tirante, J. Chaves & Asoc., Olivos, Buenos Aires, Argentina ;
    • M. Pol., Universidad de Buenos Aires, Buenos Aires, Argentina, J. Chaves & Asoc., Olivos, Buenos Aires, Argentina ;
    • D. Bas, State University of New York, Cobleskill, New York

    Prevalence of Intramammary Infections in 74 Dairy Herds Located in Argentina

    • Chaves J. $lastName ;
    • Tirante L. $lastName ;
    • Pol. M. $lastName ;
    • Bas D. $lastName ;
    • Vandoni R. $lastName ;
    • Olivieri R. $lastName

    The Impact of Milk Production, Important Management Factors on the Process of Drying Off Lactating Dairy Cows

    • R.T. Dingwell, University of Guelph, Guelph, Ontario ;
    • K.E. Leslie, University of Guelph, Guelph, Ontario ;
    • D.F. Kelton, University of Guelph, Guelph, Ontario, Canada ;
    • Y.H. Schukken, Quality Milk Promotion Services, Ithaca, New York ;
    • J.M. Sargeant, Kansas State University, Manhattan, Kansas ;
    • L. Timms, Iowa State University, Ames Iowa

    Assessment of Closure of the Teat Streak Canal After Drying Off

    • R.T. Dingwell, University of Guelph, Guelph, Ontario ;
    • J. Conklin, Institute for Animal Science and Health (ID-Lelystad) ;
    • N. Jensen, Institute for Animal Science and Health (ID-Lelystad) ;
    • Z. Wilcox, Institute for Animal Science and Health (ID-Lelystad) ;
    • D. Schlothauer, Kansas State University, Manhattan, Kansas ;
    • A. Martin , University of Guelph, Guelph, Ontario ;
    • J.M. Sargeant, Kansas State University, Manhattan, Kansas ;
    • L. Timms, Iowa State University, Ames Iowa

    Iodophor Teat Dips Differ in Concentration-Dependent Killing Speed

    • Charles Gradle, Westfalia-Surge Dairy Supplies, Romeoville, Illinois ;
    • Alex Dee, Westfalia-Surge Dairy Supplies, Romeoville, Illinois

    Changes in Mastitis in One Herd Over 15 Years

    • J Eric Hillerton, Institute for Animal Health, Compton, United Kingdom ;
    • R T Staker, Institute for Animal Health, Compton, United Kingdom

    Detecting Abnormal Milk through Colour Measuring

    • Wijbrand Ouweltjes, Praktijkonderzoek Veehouderi(PV) Lelystad, The Netherlands ;
    • Henk Hogeveen, Research Institute for Animal Husbandry, Lelystad, The Netherlands

    Influence of Frequent Milking on Fertility, Udder Health

    • E.A.A. Smolders, Research Institute for Animal Husbandry, Lelystad, The Netherlands ;
    • G. Bruin, Institute for Animal Science and Health (ID-Lelystad) ;
    • H. Hogeveen, Research Institute for Animal Husbandry, Lelystad, The Netherlands

    Milking Management Procedures in Dairy Farms of Argentina

    • E. Izak, Servicio de Prevencion y Control de Mastitis, Buenos Aires, Argentina

    Efficacy of Two Acidified Sodium Chlorite Barrier Teat Disinfectant Solutions

    • Lori Oura, Washington State University, Pullman, Washington ;
    • L. Fox , Washington State University, Pullman, Washington ;
    • C. Cayce Warf, Alcide Corporation, Redmond, Washington ;
    • G. Kere Kemp, Alcide Corporation, Redmond, Washington

    Milk Culturing on the Farm

    • Dagny J. Leininger, Virginia-Maryland Regional College of Veterinary Medicine, Virginia Tech Blacksburg, Virginia

    Associations Between Clinical Mastitis, Conception on Ontario Dairy Farms

    • David F. Kelton, Department of Population Medicine, University of Guelph Guelph, Ontario, Canada.

    An Investigation of the Relationship Between Sampling Time, Shedding Patterns, Bactoscan Counts in Milk from Cows Naturally Infected with Prototheca SPP

    • C. Snyder, University of Guelph, Guelph, Ontario Canada ;
    • K. Day, University of Guelph, Guelph, Ontario Canada ;
    • D. Kelton, University of Guelph, Guelph, Ontario Canada ;
    • K. Leslie, University of Guelph, Guelph, Ontario Canada ;
    • A. Bashiri, University of Guelph, Guelph, Ontario Canada ;
    • D. Barnum, University of Guelph, Guelph, Ontario Canada ;
    • B. Lachowsky, University of Guelph, Guelph, Ontario Canada ;
    • A. Godkin, Ontario Ministry of Agriculture, Food, and Rural Affairs, Fergus, Ontario, Canada

    A Review of Somatic Cell Counts, Bulk Tank Pathogens in New Jersey, October 1995 –, May 2000

    • Kimberly A. Linonis, Rutgers University, Woodstown, New Jersey ;
    • David L. Lee, Rutgers University, Woodstown, New Jersey

    Comparative Study of Four Different Dry Cow Treatments in a High Producing Dairy

    • María Martín-Richard, Mercedes González-Fernández de Castro Asesoría para la Producción Láctea S.L., Guadalix de la Sierra (Madrid), Spain ;
    • Aurora Villarroel, Resident in Food Animal Reproduction and Herd Health, UC Davis, California ;
    • María García-Alba, Mercedes González-Fernández de Castro Asesoría para la Producción Láctea S.L., Guadalix de la Sierra (Madrid), Spain ;
    • María A. Gómez-Leira, Mercedes González-Fernández de Castro Asesoría para la Producción Láctea S.L., Guadalix de la Sierra (Madrid), Spain

    Mastitis in Heifers: Risk Factors

    • María Martín-Richard, Mercedes González-Fernández de Castro Asesoría para la Producción Láctea S.L., Guadalix de la Sierra (Madrid), Spain

    Effects of Teat Dips on Iodide Levels in Milk

    • Julie D. Richard, West Agro, Inc., Kansas City, Missouri

    Preliminary Results of the Effects of Imported Cattle on the Diversity of Staphylococcus aureus Strains Found in Dairy Herds

    • John R. Middleton, Washington State University, Pullman, Washington ;
    • Larry K. Fox, Washington State University, Pullman, Washington

    Prevalence of Escherichia coli O157:H7, Salmonella spp. in Milk, Fecal Samples from Cull Dairy Cows

    • Murinda S. E. $lastName ;
    • L. T. Nguyen, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee ;
    • S. J. Ivey, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee ;
    • R. A. Almeida, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee ;
    • F. A. Draughon, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee ;
    • S. P. Oliver, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee

    Isolation of Mastitis, Foodborne Pathogens from Dairy Farms

    • S. E. Murinda, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee ;
    • L. T. Nguyen, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee ;
    • S. J. Ivey, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee ;
    • R. A. Almeida, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee ;
    • F. A. Draughon, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee ;
    • S. P. Oliver, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee

    A Comparison of Two Methods for Extraction of Lactoferrin-Binding Proteins from Streptococcus Uberis

    • H. M. Park, The University of Tennessee, Knoxville, Tennessee ;
    • R. A. Almeida, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee ;
    • S. P. Oliver, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee

    The University of Tennessee Food Safety Center of Excellence

    • S. P. Oliver, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee ;
    • F. A. Draughon, Food Safety Center of Excellence The University of Tennessee Knoxville, Tennessee

    Needs Assessment for USDA National Animal Health Monitoring System (NAHMS) Dairy 2002 Study

    • Brian J. McCluskey, Centers for Epidemiology and Animal Health, USDA:APHIS:VS, Fort Collins, Colorado ;
    • Stephen L. Ott, Centers for Epidemiology and Animal Health, USDA:APHIS:VS, Fort Collins, Colorado

    Bulk Tank Somatic Cell Counts of Milk in 19 States, 1999

    • Stephen L. Ott, Centers for Epidemiology and Animal Health, USDA:APHIS:VS, Fort Collins, Colorado

    Dependence of Bovine Teat Canal (Ductus Papillaris Mammae) Length, Diameter on Keratin Retrieval

    • C. Oskar Paulrud, Danish Dairy Board, Aarhus ;
    • Morten D. Rasmussen, Danish Institute of Agricultural Sciences, Tjele, Denmark

    Dairy Farm HAACP: PMO Bulk Tank Temperature, Wash Cycle Compliance on Ten Minnesota Dairies

    • Suzanne Nagel, University of Minnesota St. Paul, Minnesota ;
    • Jeffrey K. Reneau, University of Minnesota St. Paul, Minnesota

    The Effect of Manual Forestripping on Milking Performance of Low, High Producing Holstein Cows

    • A. M. Wagner, University of Wisconsin, Madison, Wisconsin ;
    • P. L. Ruegg, University of Wisconsin, Madison, Wisconsin

    Field Trial Evaluations of a Novel Persistent Barrier Teat Dip for Preventing Mastitis During the Dry Period, as a Potential Substitute for Dry Cow Antibiotic Therapy

    • Leo Timms, Iowa State University, Ames, Iowa

    Aims, Characteristics of a Center for Herd Management in Italy

    • Fantini Alessandro, Petrini Institute, Bastia Umbra, Italy ;
    • Panzeri Renato, Petrini Institute, Bastia Umbra, Italy ;
    • Alfonso Zecconi, Department of Pathology, Hygiene and Public Health, University of Milan, Italy

    Development of a HACCP System to Control Clinical Mastitis –, Detection, Monitoring Aspects

    • Alfonso Zecconi, Department of Pathology, Hygiene and Public Health, University of Milan, Italy ;
    • Giulia Giovannini, University of Milan, Milano, Italy

    Field Study on Endemic Teat Lesions in Three Dairy Herds

    • Camilla Luzzago, University of Milan, Milano, Italy ;
    • Giulia Giovannini, University of Milan, Milano, Italy ;
    • Giuseppe Sironi, University of Milan, Milano, Italy ;
    • Alfonso Zecconi, Department of Pathology, Hygiene and Public Health, University of Milan, Italy

    Mastitis in Dairy Herds: A Preventative Strategy Part I. Diagnosis of Sub-Clinical Mastitis

    • James D. Thacker, GeneBact Biotechnologies, Inc., Marietta, Ohio

    Appendix I

    Summary of Peer-Reviewed Publications on Efficacy of Premilking, Postmilking Teat Disinfectants Published Since 1980 (2001 Update)