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Biosecurity

Protection from exposure to disease

What?

Why?

How?

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Biosecurity

A set of management practices whichwhen followed correctly reduce thepotential for the introduction and spread of

disease causing organisms onto, andbetween sites.

From the perspective of the animal ratherthan just the farm

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Disease Control

Methods

Vaccination

Medication

Biosecurity

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Biosecurity

Control of Management Diseases

Calf Pneumonia

Calf Scours

High cost to the industry worldwide

Mortality

Poor growth

PoorFeed conversion

Cost of Medication

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Biosecurity

Requirements of the Dairy Farm

Maintenance of stock health

Protecting the productionpotential

Protecting the quality of theproduct

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Maintain Standards in all areas

Cubicles

Calving Facilities

Calf rearing

Collection Area

Milking Parlour

Dairy

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TYPES OFDISINFECTION

Terminal

Continuous

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STAGE1REMOVAL & DRYCLEAN

Remove stock

Equipment

Bedding

Gross organic waste

Dust

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STAGE2CLEANING& SANITIZATION

Reducing infective material

Removal of dried on matter

Use a Detergent / Sanitizer

Allow to dry afterwards

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STAGE3AWATER SYSTEMS

Drainable

Drain

Clean

Disinfect

Flush

Non-Drainable

CleanSanitize

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STAGE3BREMOVABLEEQUIPMENT

Soak

Scrub / Pressure Wash

Detergent Sanitizer

Disinfect

Dry

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STAGE4DISINFECTION

To remove residual challenge

Use broad spectrum disinfectant

Cover all surfaces

Cover all cracks & crevices

Allow to dry.

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STAGE5AERIALDISINFECTION

Covers inaccessible areas

Replace movable equipment first.

Can be done after bedding is spread.

Fog / Fumigate

Safety required with formaqldehyde.

Rest period

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CONTINUOUSDISINFECTION

Control Access

Foot & Wheel Dips

Water Sanitization

Aerial Disinfection

Rodent Control

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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 equipmentand utensils

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Cattle Biosecurity

Collecting Area

Prevention of Mastitis

Disinfect after each cleaning

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Cattle Biosecurity

Milking Parlour and Dairy

High standards Practiced

Use broad spectrum disinfectants aftercleaning in the parlour

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Cattle Biosecurity

Care of housed calves

Pneumonia and scours cost the industryvast sums

Effective hygiene can prevent these twodiseases

Situation similar to other intensive species

Poor ventilation, overcrowding and stockmovements 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 bedisinfected on arrival

Personnel should use foot dips, protectiveclothing and observe hand hygiene

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Conclusion

Freedom from

Disease =Maximum Profits