Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Premilking udder hygiene.

J W Pankey1

  • 1Department of Animal Sciences, University of Vermont, Burlington 05405.

Journal of Dairy Science
|May 1, 1989
PubMed
Summary
This summary is machine-generated.

Effective premilking teat sanitation, particularly iodine-based predipping, significantly reduces intramammary infections from environmental mastitis pathogens. Manual drying remains crucial for lowering overall bacteria counts on dairy cows.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Modification of the Excised Teat Germicidal Activity Assay.

Journal of food protection·2019
Same author

Efficacy of a Low Concentration Iodine Postmilking Teat Disinfectant Against Contagious and Environmental Mastitis Pathogens in Two Dairy Herds.

Journal of food protection·2019
Same author

Survey of Bulk Tank Milk using Blood-Esculin Agar Counts <sup>1</sup>.

Journal of food protection·2019
Same author

Effect of over-milking on teat condition.

The Journal of dairy research·2002
Same author

Subtyping of Streptococcus dysgalactiae and Streptococcus uberis isolated from bovine mammary secretions by DNA fingerprinting.

Zentralblatt fur Veterinarmedizin. Reihe B. Journal of veterinary medicine. Series B·1999
Same author

Minimum inhibitory concentrations for selected antimicrobial agents against organisms isolated from the mammary glands of dairy heifers in New Zealand and Denmark.

Journal of dairy science·1998
Same journal

Protease activities and casein proteolysis in raw and pasteurized bovine milk under neutral and acidic conditions.

Journal of dairy science·2026
Same journal

High-altitude adaptation and associated mortality risk in relocated Holstein cattle.

Journal of dairy science·2026
Same journal

Noninvasive and minimally invasive approaches for acute and chronic stress assessment in dairy cattle.

Journal of dairy science·2026
Same journal

Reference intervals and variability of urinary traits in lactating Holstein cows.

Journal of dairy science·2026
Same journal

The milk fat globule membrane increases bacterial serotonin and exopolysaccharide production for maintenance of intestinal cell differentiation.

Journal of dairy science·2026
Same journal

Effects of rumen-protected methionine and n-3 fatty acid-enriched calcium-salts on biomarkers of liver function in periparturient dairy cows.

Journal of dairy science·2026
See all related articles

Area of Science:

  • Dairy Science
  • Veterinary Microbiology
  • Animal Hygiene

Background:

  • Intramammary infection incidence correlates with teat end pathogen load.
  • Premilking teat sanitation aims to reduce microbial populations and mastitis probability.
  • Milking hygiene is critical due to interactions between milking machines and teat skin microflora.

Purpose of the Study:

  • To evaluate the effectiveness of premilking teat sanitation procedures in reducing mastitis pathogens.
  • To assess the impact of iodine-based predipping on intramammary infection rates.
  • To determine the role of manual drying in bacterial count reduction.

Main Methods:

  • Field trial on four commercial dairy farms.
  • Comparison of various premilking udder preparation methods.

Related Experiment Videos

  • Use of iodine-based sanitizers at .1 to .25% iodine concentration for predipping.
  • Measurement of intramammary infection incidence and total bacteria counts.

    • Main Results:

    • Predipping with iodine-based sanitizers reduced intramammary infection by environmental pathogens by 51% compared to good udder preparation.
    • Manual drying of teats significantly reduced total bacteria counts, regardless of the cleaning procedure.
    • Predipping did not reduce infections caused by coagulase-negative staphylococci.
    • Effective premilking hygiene reduced bacteria counts, sediment, and mastitis incidence, improving milk quality.

    Conclusions:

    • Effective premilking udder hygiene is essential for high-quality milk production and mastitis control.
    • Iodine-based predipping is effective against environmental mastitis pathogens.
    • Manual teat drying is a vital component of bacterial reduction strategies.