But the discovery that the bug has the ability to survive milk processing is likely to provoke calls to research the issue.

BBC: Minister declares milk 'safe'

More than 200 dairy farmers have taken part in a protest outside a milk processing plant and the Morrisons distribution centre in Somerset.

BBC: Milk protest: Dairy farmers blockade two Somerset sites

The company, which also makes Country Life butter and Cathedral City cheese, will transfer milk processing to its existing sites, which include a plant in Fenstanton, Cambridgeshire, and one in Stonehouse, Gloucestershire.

BBC: The company makes more than a million pints of milk a day

In return for Nicaraguan agricultural goods, Iran is to help fund a farm equipment factory, 4, 000 tractors, five milk-processing plants, a health clinic, 10, 000 houses and a deep-water port.

CENTERFORSECURITYPOLICY: Tehran threat in the US' backyard

Nomads in Kazakhstan exploit a centuries-old method of storing camel milk in places lacking electricity, processing fresh milk into fermented milk, Shubat, a local delicacy.

BBC: NEWS | Africa | Milking the benefit from camels

If trucks cannot get through to pick up milk at the farms and if the processing plants are affected, milk supply will surely be affected.

BBC: Sandy: Damage estimated at up to $20bn

All milk is now being processed through a smaller processing plant, normally used for organic milk only.

BBC: Guernsey imports milk from Jersey after dairy breakdown

Every 24 to 48 hours, insulated trucks that hold up to 5, 300 gallons transport milk from dairy farms to the processing plant.

FORBES: Why Milk Isn't As "Natural" As You Think

The milk is then graded, and pumped into the processing facility.

FORBES: Why Milk Isn't As "Natural" As You Think

Guernsey is importing milk from Jersey after machinery broke down at the dairy's main processing plant.

BBC: Guernsey imports milk from Jersey after dairy breakdown