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Avian InfluenzaAvian Influenza

Situational UpdateSituational Update

February 2007February 2007

Dr. Patrick PilkingtonDr. Patrick PilkingtonVP Live Production ServicesVP Live Production Services

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Avian Influenza: Key PointsAvian Influenza: Key Points

• H5N1 highly pathogenic avian influenza is an animal disease. H5N1 highly pathogenic avian influenza is an animal disease. Currently there is no human flu pandemic anywhere in the world. Currently there is no human flu pandemic anywhere in the world.

• All Tyson flocks and 97% of the industry’s flocks are tested prior to All Tyson flocks and 97% of the industry’s flocks are tested prior to processing.processing.

• Consumers in the US have virtually no chance of encountering meat Consumers in the US have virtually no chance of encountering meat from a chicken or turkey infected with avian influenza.from a chicken or turkey infected with avian influenza.

• The virus is killed by the heat of normal cooking (165The virus is killed by the heat of normal cooking (165 ۫۫۫۫۫۫ F)F)

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Cumulative Number of Confirmed Human Cases of Avian Influenza A/(H5N1) Reported to WHO

6 February 2007

Source: http://www.who.int/csr/disease/avian_influenza/country/cases_table_2006_04_12/en/index.htmlTotal number of cases includes number of deathsWHO reports only laboratory confirmed cases

Country 2003 2004 2005 2006 2007 Total 

Cases Deaths Cases Deaths Cases Deaths Cases Deaths Cases Deaths Cases Deaths

Azerbaijan 0 0 0 0 0 0 8 5 0 0 8 5

Cambodia 0 0 0 0 4 4 2 2 0 0 6 6

China 1 1 0 0 8 5 13 8 0 0 22 14

Djibouti 0 0 0 0 0 0 1 0 0 0 1 0

Egypt 0 0 0 0 0 0 18 10 1 1 20 12

Indonesia 0 0 0 0 19 12 56 46 6 5 81 63

Iraq 0 0 0 0 0 0 3 2 0 0 3 2

Nigeria 0 0 0 0 0 0 0 0 1 1 1 1

Thailand 0 0 17 12 5 2 3 3 0 0 25 17

Turkey 0 0 0 0 0 0 12 4 0 0 12 4

Viet Nam 3 3 29 20 61 19 0 0 0 0 93 42

Total 4 4 46 32 97 42 116 80 7 6 270 166

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Do we have avian influenza in the United States? Do we have avian influenza in the United States?

We have never had an outbreak of Asian-type H5N1 highly pathogenic We have never had an outbreak of Asian-type H5N1 highly pathogenic avian influenza in the United Statesavian influenza in the United States

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What is Tyson doing to protect its flocks? What is Tyson doing to protect its flocks?

• Biosecurity is a major priority for our company.  Biosecurity is a major priority for our company.  – Chickens raised for our North American processing operations are housed in Chickens raised for our North American processing operations are housed in

modern, enclosed facilities, which prevent contact with wild birds and other modern, enclosed facilities, which prevent contact with wild birds and other potential carriers of disease.  potential carriers of disease. 

– By contrast, most chickens and ducks raised in Asia are allowed to run free with By contrast, most chickens and ducks raised in Asia are allowed to run free with little separation from the environment which makes the birds more susceptible to little separation from the environment which makes the birds more susceptible to acquiring the infection. acquiring the infection.

• Tyson constantly monitors its flocks for the presence of disease; including Tyson constantly monitors its flocks for the presence of disease; including avian influenza. All flocks are tested prior to processing. Only flocks with a avian influenza. All flocks are tested prior to processing. Only flocks with a negative test are delivered to the processing facility.  negative test are delivered to the processing facility. 

• While Asia’s focus is on H5N1 highly pathogenic avian influenza (H5N1 While Asia’s focus is on H5N1 highly pathogenic avian influenza (H5N1 HPAI), there are other strains of avian influenza that can affect poultry.  HPAI), there are other strains of avian influenza that can affect poultry.  – While these other forms are not common in commercial poultry production, they While these other forms are not common in commercial poultry production, they

do appear occasionally.  When this happens, the poultry industry works do appear occasionally.  When this happens, the poultry industry works cooperatively with federal, state and local authorities to contain and eradicate the cooperatively with federal, state and local authorities to contain and eradicate the disease.     disease.     

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Avian Influenza: Key PointsAvian Influenza: Key Points

• H5N1 highly pathogenic avian influenza is an animal disease. H5N1 highly pathogenic avian influenza is an animal disease. Currently there is no human flu pandemic anywhere in the world. Currently there is no human flu pandemic anywhere in the world.

• All Tyson flocks and 97% of the industry’s flocks are tested prior to All Tyson flocks and 97% of the industry’s flocks are tested prior to processing.processing.

• Consumers in the US have virtually no chance of encountering meat Consumers in the US have virtually no chance of encountering meat from a chicken or turkey infected with avian influenza.from a chicken or turkey infected with avian influenza.

• The virus is killed by the heat of normal cooking (165The virus is killed by the heat of normal cooking (165 ۫۫۫۫۫۫ F)F)