2013 horse meat scandal as 100% beef. British company Primerdesign Ltd provided many of the tests to laboratories and companies wishing to test for contamination. By 16 January 2013 four subsidiaries of ABP had been accused of supplying adulterated meat. They were Silvercrest in County Monaghan, Dalepak in North Yorkshire, Freshlink in Glasgow, ABP Nenagh in County Tipperary, Ireland and Dairy Crest, Rossington. Hamburger meat from Silvercrest Foods, a subsidiary of Larry Goodman's ABP Food Group, in County Monaghan, Ireland, was found to contain 29% horse meat relative to beef. Porcine DNA was also found. Tesco dropped Silvercrest as a supplier of processed meat,
Tesco Clubcard users have concerns about the information Tesco and Dunnhumby hold and what they do with it. Every time a Clubcard is used a copy of the store shopped in, products purchased and price paid are stored against the Clubcard account. Applicants are asked to provide personal details such as name, address and children. Tesco have stated that this is to help them pick vouchers that are relevant to the holder and also monitor trends to help product availability. In February 2014, over 2,000 email addresses, passwords and voucher balances were leaked online following a security breach. Tesco shut down all