Irish government: Horse DNA in burgers came from Poland

Beef containing horse DNA that was supplied by an Irish company to major food companies including Tesco and Iceland originated in Poland, Ireland's agricultural department have said.

The British food industry was rocked by the revelation retailers sold beef products that contained horse DNA, a scandal that has also left Ireland's 2 billion euros beef industry reeling from the knock-on effects.

Results of tests showed that Polish ingredients used by Irish burger manufacturer Silvercrest contained 4.1 percent horse DNA, the agriculture department said in a statement.

Read: Supermarkets horsemeat scare.