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,
2013 horse meat scandal quantification of the equine DNA in this one burger product gave an estimated amount of 29% equine DNA relative to the beef DNA content of the burger product. This product was manufactured by Silvercrest on behalf of Tesco. At this point, there was no explanation for the finding of 29% equine DNA relative to beef DNA in this single sample. On 14 January 2013 the FSAI informed the Department of Health and the Department of Agriculture, Food and the Marine of the final results. On the same day it also informed the Food Standards Agency in the United Kingdom. The