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Biosecurity. “Protection from exposure to disease” What? Why? How?. Biosecurity. “A set of management practices which when followed correctly reduce the potential for the introduction and spread of disease causing organisms onto, and between sites.”

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biosecurity
Biosecurity
  • “Protection from exposure to disease”
  • What?
  • Why?
  • How?
biosecurity3
Biosecurity

“A set of management practices which when followed correctly reduce the potential for the introduction and spread of disease causing organisms onto, and between sites.”

From the perspective of the animal rather than just the farm

disease control
Disease Control

Methods

  • Vaccination
  • Medication
  • Biosecurity
biosecurity5
Biosecurity

Control of “Management Diseases”

Calf Pneumonia

Calf Scours

High cost to the industry worldwide

Mortality

Poor growth

Poor Feed conversion

Cost of Medication

biosecurity6
Biosecurity

Requirements of the Dairy Farm

Maintenance of stock health

Protecting the production potential

Protecting the quality of the product

maintain standards in all areas
Maintain Standards in all areas

Cubicles

Calving Facilities

Calf rearing

Collection Area

Milking Parlour

Dairy

types of disinfection
TYPES OF DISINFECTION
  • Terminal
  • Continuous
stage 1 removal dry clean
STAGE 1REMOVAL & DRY CLEAN
  • Remove stock
  • Equipment
  • Bedding
  • Gross organic waste
  • Dust
stage 2 cleaning sanitization
STAGE 2CLEANING & SANITIZATION
  • Reducing infective material
  • Removal of dried on matter
  • Use a Detergent / Sanitizer
  • Allow to dry afterwards
stage 3a water systems
STAGE 3AWATER SYSTEMS
  • Drainable
    • Drain
    • Clean
    • Disinfect
    • Flush
  • Non-Drainable
    • Clean
    • Sanitize
stage 3b removable equipment
STAGE 3BREMOVABLE EQUIPMENT
  • Soak
  • Scrub / Pressure Wash
  • Detergent Sanitizer
  • Disinfect
  • Dry
stage 4 disinfection
STAGE 4DISINFECTION
  • To remove residual challenge
  • Use broad spectrum disinfectant
  • Cover all surfaces
  • Cover all cracks & crevices
  • Allow to dry.
stage 5 aerial disinfection
STAGE 5AERIAL DISINFECTION
  • Covers inaccessible areas
  • Replace movable equipment first.
  • Can be done after bedding is spread.
  • Fog / Fumigate
  • Safety required with formaqldehyde.
  • Rest period
continuous disinfection
Control Access

Foot & Wheel Dips

Water Sanitization

Aerial Disinfection

Rodent Control

CONTINUOUS DISINFECTION
cattle biosecurity
Cattle Biosecurity

Calving

Clean the building of all organic debris

Pressure wash

Spray broad spectrum ddisinfectant

After each calving remove bedding, cleansing and discharges

Clean and disinfect

Clean and disinfect buckets and utensils

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Cattle Biosecurity

Cow Cubicles

Control of Mastitis Pathogens

Regularly clear organic debris

Pressure wash with detergent sanitiser

Disinfect cleaned surfaces

Scrape central channel at least daily

Reguarly clean and disinfect equipment and utensils

cattle biosecurity18
Cattle Biosecurity

Collecting Area

Prevention of Mastitis

Disinfect after each cleaning

cattle biosecurity19
Cattle Biosecurity

Milking Parlour and Dairy

High standards Practiced

Use broad spectrum disinfectants after cleaning in the parlour

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Cattle Biosecurity

Care of housed calves

  • Pneumonia and scours cost the industry vast sums
  • Effective hygiene can prevent these two diseases
  • Situation similar to other intensive species
  • Poor ventilation, overcrowding and stock movements contribute
  • Hygiene is essential
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Cattle Biosecurity

Cattle vehicle Biosecurity

  • Only essential vehicles to enter farm
  • Keep visiting vehicles outside biosecurity perimeter if possible
  • Vehicles should be cleaned and disinfected before arrival at the farm
  • Wheels, tyres and Wheel arches should be disinfected on arrival
  • Personnel should use foot dips, protective clothing and observe hand hygiene
conclusion
Conclusion

Freedom from Disease = Maximum Profits