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  • President’s Report
  • 58th Annual Meeting (2019)

    January 30, 2019 12:00 AM - February 02, 2019 12:00 AM

    President’s Report

    President’s Report

    • David Kelton

    General Session 1: Hot Topics

    A Beginner’s Guide to the Milk Microbiome

    • Pamela Ruegg ;
    • Stephanie Metzger

    Multistate Outbreak of Listeria monocytogenes Infections Retrospectively Linked to Unpasteurized Milk Identified Using Whole Genome Sequencing

    • Megin Nichols

    From Cows to People and Back Again: Antimicrobial Resistance Risks and Stewardship

    • Dale A. Moore ;
    • William M. Sischo

    General Session 2: Udder Health in Heifers: A Fresh New Look

    Heifer Mastitis – What About it?

    • P.A. Ospina ;
    • V. Alanis ;
    • A.K. Vasquez ;
    • F. Welcome ;
    • T. Tomazi ;
    • R. Watters ;
    • K. Marely ;
    • D.V. Nydam

    Mastitis in Heifers: The Damage We Cannot See

    • Benjamin D. Enger

    The Impact of Interventions During Late Gestation in the Postpartum Udder Health of First-calf Heifers

    • Vinicius Machado

    Genetic Selection for Udder Health

    • Dan Weigel

    Horn flies! Why They Love Cattle and Why Controlling Them May Reduce the Incidence of Mastitis

    • R.T. Trout Fryxell

    General Session 3: Milk Quality Matters

    Why Milk Quality Matters

    • Nicole Martin

    Milk Quality Still Pays

    • Brandon Treichler

    The Southeast Quality Milk Initiative

    • Gina M. Pighetti ;
    • Stephen P. Oliver ;
    • Raul A. Almeida ;
    • Peter D. Krawczel ;
    • Susan M. Schexnayder ;
    • J. Mark Fly ;
    • Christina S. Petersson-Wolfe ;
    • Joao Costa ;
    • Lorraine Garkovich ;
    • Michelle Arnold ;
    • Stephen C. Nickerson ;
    • Amanda Stone ;
    • Albert De Vries ;
    • Stephanie Ward ;
    • Jeffrey M. Bewley

    Featured Symposium: Consumers and Communication

    Saturated Fat and Cardiovascular Disease: What is the Evidence?

    • Andrew Samis

    A Closer Look at the Evidence: A Dietitian’s Case for Dairy

    • Erin Green

    Are You Ready for the Future of Food?

    • Max D. ;
    • Linda K. Wenck

    New Discoveries in Human Health that can Lead to New Markets for Dairymen, Processors and Retailers

    • James S. Cullor

    Research and Development Summaries Session (Also Presented as Posters at the Technology Transfer Session)

    Chronic Subclinical Mastitis Pathogens Change Cow Level Milk Yield and Components

    • Larissa Martins ;
    • Melina M. Barcelos ;
    • Kevin L. Anderson ;
    • Marcos V. dos Santos ;
    • Juliano L. Gonçalves

    Case Study: Biofilms in Milk Hoses for Diverted or Discarded Milk in Chilean Dairy Operations and their Potential Role in Herd Health and Milk Quality

    • Alejandra A. Latorre ;
    • Marcos Munoz

    Tumor Necrosis Factor-α Response of Peripheral Blood Mononuclear Cells After Escherichia coli in vitro Challenge is Greater in Early vs. Mid-lactation Grazing Dairy Cows

    • Mauricio Bentancor ;
    • Joaquin Barca ;
    • Ynte Schukken ;
    • Ana Meikle

    Teatcup Action: What is Meant by ‘Liner Compression’ and ‘Overpressure’?

    • John F. Penry ;
    • Graeme A. Mein

    Effect of Teatcup Removal Settings on Milking Efficiency and Milk Quality in a Pasture-based Automatic Milking System

    • Pablo Silva Bolona ;
    • Douglas J. Reinemann ;
    • John Upton

    Case Report: Use of Pathogen-based Treatment Strategies for Nonsevere Clinical Mastitis on Moderate-sized Dairies

    • Amy K. Vasquez ;
    • Steve Eicker ;
    • Paul D. Virkler ;
    • Daryl V. Nydam

    Quarter-based Selective Dry Cow Therapy Using On-farm Diagnostics: Results of a Randomized Controlled Trial

    • Fidèle Kabera ;
    • Simon Dufour ;
    • Greg Keefe ;
    • Jean-Philippe Roy

    Evaluation of Online Somatic Cell Count Estimation in Automatic Milking Systems

    • Zhaoju Deng ;
    • Gerrit Koop ;
    • Theo J.G.M Lam ;
    • Rik Van der Tol ;
    • Henk Hogeveen

    Investigation of the Relationship Between Udder Towel Hygiene, Udder Towel Management and Intramammary Infection in Late-lactation Dairy Cows

    • Sam Rowe ;
    • Sandra Godden ;
    • Erin Royster ;
    • Jennifer Timmerman ;
    • Matthew Boyle

    Non-aureus Staphylococci in Bovine-associated Habitats

    • Ameline A. Wuytack ;
    • Anneleen M. De Visscher ;
    • Sofie R. Piepers ;
    • Freddy M. Haesebrouck ;
    • Sarne P. De Vliegher

    Posters Presented Only at the Technology Transfer Session

    Antimicrobial Usage for Mastitis Treatment on Large Wisconsin Dairy Farms

    • Juliana L. Campos ;
    • Andrew Steinberger ;
    • Tony Goldberg ;
    • Nasia Safdar ;
    • John Shutske ;
    • Ajay Sethi ;
    • Garret Suen ;
    • Pamela L. Ruegg

    Cultural Considerations for Milk Quality

    • Savannah B. Basham

    Tips for Milk Quality Advisors Evaluating Management Routines in DeLaval VMS™

    • Elke Depreester ;
    • Mario López Benavides

    A Case Report of the Effectiveness of Teat Coverage with Post Milking Teat Disinfectant Applied with a Dip Cup

    • Ian C. Ohnstad ;
    • David Donaldson ;
    • Colin Kingston ;
    • Richard Hiley ;
    • Brian R. Pocknee

    Teat Disinfection Case Report: Comparison of Teat Coverage with Post Milking Teat Disinfectant Using a Dip Cup, Vacuum Operated Hand-held Teat Sprayer and a Platform-mounted Automatic Teat Disinfectant System

    • Ian C. Ohnstad ;
    • Colin J. Kingston ;
    • Richard J. Hiley ;
    • Brian R. Pocknee

    Impact of NPE Present in Iodine Teat Dips on Teat Skin Health

    • Bofeng Sima ;
    • Mario Lopez Benavides

    Associations Between Teat Dip pH and Teat Skin Condition

    • M. López Benavides ;
    • J.M. Giraldo ;
    • A. Valencia ;
    • J. Velasco ;
    • L. Lasso ;
    • A. Ceballos Marquez

    Udder Hygiene Score as Predictor for Teat Cleanliness Before Milking in the DeLaval VMS™

    • Marianna Gentilini ;
    • Elke Depreester ;
    • Mario López Benavides

    Original X-ray Footage of the Teat during Milking

    • J. Eric Hillerton

    A Novel Diagnostic Method for Optimizing Vacuum Level During Milking Using a Flow Simulator

    • Masafumi Enokidani

    Staphylococcus aureus Strains Isolated from Bovine Clinical Mastitis in New York State and Italy: Antibiotic-resistance Genes and Genotype Characteristics

    • Valentina Monistero ;
    • Paola Cremonesi ;
    • Bianca Castiglioni ;
    • Martina Penati ;
    • Carlos Santisteban ;
    • Paolo Moroni

    Evaluating the Incidence Risk of Clinical Mastitis Cases in Eight Dairy Farms

    • Valeria M. Alanis ;
    • Tiago Tomazi ;
    • Paula A. Ospina ;
    • Daryl V. Nydam

    Molecular Characterization of Streptococcus uberis Population Structure from Brazilian Dairy Herds by a Dot Blot Hybridization Platform

    • Bruna Gomes Alves ;
    • Leonor Martins ;
    • Tiago Tomazi ;
    • Juliano Leonel Gonçalves ;
    • João Niza Ribeiro ;
    • Fernando Tavares ;
    • Marcos Veiga dos Santos

    Impact of Subclinical Mastitis on the Economic Performance of Dairy Herds

    • Juliano L. Gonçalves ;
    • Roger I. Cue ;
    • Expedito P. Lima Netto ;
    • Augusto H. Gameiro ;
    • Humberto G. Monardes ;
    • Marcos V. dos Santos

    Infection Dynamics of Staphylococcal Intramammary Infections Over the Dry Period in Dairy Goats

    • Véronique Bernier Gosselin ;
    • Simon Dufour ;
    • Pamela R.F. Adkins ;
    • John R. Middleton

    Etiology of Clinical Mastitis in High-yield Farms Southeastern, Brazil

    • Felipe F. Guimarães ;
    • Sâmea F. Joaquim ;
    • Simony T. Guerra ;
    • Felipe M. Dalanezi ;
    • Bruna C. Lopes ;
    • José C.F. Pantoja ;
    • Marcio G. Ribeiro ;
    • Rodrigo T. Hernandes ;
    • Vera L.M. Rall ;
    • Hélio Langoni

    Genes Related to Extraintestinal Escherichia coli Isolated from Cows with Clinical Mastitis with Different Severity Scores: Preliminary Results

    • Simony T. Guerra ;
    • Henrique Orsi ;
    • Sâmea F. Joaquim ;
    • Felipe F. Guimarães ;
    • Felipe Dalanezi ;
    • Bruna C. Lopes ;
    • José C.F. Pantoja ;
    • Helio Langoni ;
    • Rodrigo T. Hernandes ;
    • Vera L.M. Rall ;
    • Marcio G. Ribeiro

    Investigation of The Relationship between Bedding Bacteria Count and Intramammary Infection in Late Lactation Dairy Cows: Interim Findings

    • Sam Rowe ;
    • Sandra Godden ;
    • Erin Royster ;
    • Jennifer Timmerman ;
    • Brian Crooker ;
    • Matthew Boyle

    The Microflora in Sand from Dairy Bed-cubicles

    • Lærke Boye Astrup ;
    • Mikael Lenz Strube ;
    • Karl Pedersen ;
    • Michael Farre

    Evaluation of the Monthly Incidence Rate of Clinical Mastitis in Two Dairy Operations of Uruguay

    • Elena De Torres ;
    • Paola Vera ;
    • Lorena Benard ;
    • Felipe Peña ;
    • Mariana Vidart ;
    • Ramiro Larumbe ;
    • Marcos Muñoz

    Multiple Antibiotic Resistance Indexing of Escherichia coli Isolated from Bulk Tank Milk: Preliminary Results

    • Samea F. Joaquim ;
    • Simony T. Guerra ;
    • Felipe F. Guimarães ;
    • Felipe M. Dalanezi ;
    • Bruna C. Lopes ;
    • Simone B. Lucheis ;
    • Marcio G. Ribeiro ;
    • José C.F. Pantoja ;
    • Rodrigo T. Hernandes ;
    • Vera L.M. Rall ;
    • Domingos S. Leite ;
    • Helio Langoni

    Escherichia coli Resistance Genes in Bovine Clinical Mastitis

    • Fernanda C. de Campos ;
    • Simony T. Guerra ;
    • Ivana G. Castilho ;
    • Luana F. Sahade ;
    • Bruna F. Rossi ;
    • Erika C.R. Bonsaglia ;
    • Caroline Faganello ;
    • Stéfani T.A. Dantas ;
    • Ary Fernandes Júnior ;
    • Vera L.M. Rall

    Characterization of Phylogenetic Groups of Escherichia coli Isolated from Milk of Cows with Clinical Mastitis

    • Fernanda C. de Campos ;
    • Regiane C.B. Dias ;
    • Rodrigo T. Hernandes ;
    • Henrique Orsi ;
    • Simony T. Guerra ;
    • Márcio G. Ribeiro ;
    • Felipe M. Dalanezi ;
    • Hélio Langoni ;
    • José C. de F. Pantoja ;
    • Vera L.M. Rall

    Subclinical Mastitis in Organic Dairy Herds

    • Victoria L. Couture ;
    • Liesel G. Schneider ;
    • Peter D. Krawczel ;
    • Agustin G. Ríus ;
    • Gina M. Pighetti

    Inflammatory Response Evaluation through Concentration of Haptoglobin in Milk from Dairy Cows Diagnosed with Clinical Mastitis Caused by Mycoplasma spp.

    • Felipe M. Dalanezi ;
    • Sâmea F. Joaquim ;
    • Felipe F. Guimarães ;
    • Simony T. Guerra ;
    • Bruna C. Lopes ;
    • Anelise Salinas ;
    • Cristiane Azevedo ;
    • Elizabeth M.S. Schmidt ;
    • Hélio Langoni

    Proteomic Changes Occurring in Water Buffalo Milk Upon Intramammary Infection by Staphylococcus aureus and by Non-aureus Staphylococci

    • Salvatore Pisanu ;
    • Carla Cacciotto ;
    • Giulia M.G. Puggioni ;
    • Daniela Pagnozzi ;
    • Sergio Uzzau ;
    • Claudia Pollera ;
    • Martina Penati ;
    • Valentina Monistero ;
    • Jacopo Guccione ;
    • Paolo Ciaramella ;
    • Giuliano Borriello ;
    • Paolo Moroni ;
    • Valerio Bronzo ;
    • M. Filippa Addis

    Heritability Estimates for Intramammary Infection in Canadian Holsteins

    • Saranya G. Narayana ;
    • Filippo Miglior ;
    • Syed A. Naqvi ;
    • Tatiane Chud ;
    • Francesca Malchiodi ;
    • Emhimad A. Abdalla ;
    • Herman W. Barkema

    Differential Somatic Cell Count for Detecting Intra-mammary Infections

    • Carsten Kirkeby ;
    • Liza Zervens ;
    • Daniel Schwarz ;
    • Michael Farre ;
    • Nils Toft ;
    • Tariq Halasa

    Evaluation of Aseptic Techniques Used to Collect Bovine Milk Samples

    • Kenzi Wattenburger ;
    • Robert R. Schmidt ;
    • John R. Middleton ;
    • Pamela R.F. Adkins

    Evaluation of On-farm Culture Systems for Mastitis Pathogens Interpreted by Trained and Untrained Readers

    • Anja S. Sipka ;
    • Renato M. Rossi ;
    • Carlos G. Santisteban ;
    • Paolo Moroni ;
    • Daryl Nydam

    Comparison of Standard and On-plate Extraction Protocols for Identification of Mastitis-causing Bacteria by MALDI-TOF MS

    • Melina M. Barcelos ;
    • Larissa Martins ;
    • Rafaela de C. Grenfell ;
    • Kevin L. Anderson ;
    • Marcos V. dos Santos ;
    • Juliano L. Gonçalves

    Validation of a Benchtop Somatic Cell Counting Device

    • Rick D. Watters ;
    • Antonia R. Domino ;
    • Daryl V. Nydam

    Evaluation of the Use of Pegbovigrastim on Blood Count and Clinical Mastitis of Dairy Cattle Under Field Grazing Conditions

    • Joaquín Barca ;
    • Ana Meikle ;
    • Mette Bouman ;
    • Michael Steele ;
    • Rodrigo Ruiz ;
    • Ynte Schukken

    Intervention Strategies for Clinical and Subclinical Mastitis

    • Maya Gussmann ;
    • Wilma Steeneveld ;
    • Carsten Kirkeby ;
    • Henk Hogeveen ;
    • Michael Farre ;
    • Tariq Halasa

    Efficacy of S. aureus Inactivated Vaccine Against an Experimental Intramammary Heterologous Challenge in Dairy Goats

    • Carlos Montbrau ;
    • Gregori Bech-Sabat ;
    • Maximiliano Cesio ;
    • Teresa Calvo ;
    • Ricard March

    The Treatment of Only Gram-positive Bacteria or Environmental Streptococci Clinical Mastitis Cases Did Not Have a Negative Effect on Somatic Cell Count or Milk Yield

    • Alfonso Lago ;
    • Cinthya Tovar ;
    • María José Pérez ;
    • Juanita Zaragoza ;
    • Gema Camacho ;
    • Pallavi Nahata ;
    • María Amaral

    Non-antibiotic Treatment for Dairy Cows with Clinical and Subclinical Mastitis Using Acoustic Pulses

    • Leitner Gabriel ;
    • Papirov Eduard ;
    • Shefy Sela