The float valued NMR at £3.2 million.

Chippenham, Wiltshire-based NMR supplies information about the performance of individual cows in terms of milk quality, yield and fertility. Founded in 1997, it now owns records of some 95 million animals and has completed 100 million individual recording visits.

NMR owns two subsidiaries; laboratory analysis company National Milk Laboratories and RIFD technology business Smartstock. It generated a turnover of £5.7 million and a £282,000 operating profit for the six months ended September 30, 2006.

St Helen’s Capital was corporate adviser to the listing.