did you see the panorama a few weeks ago called something like 'the cost of low price food'?nordie (and britain mainland) milk is subject to different farming and processing regulations, which is why cadburys manufactured in ireland tastes better than uk cadbury.
they visited the US, and pointed out that the way pigs are reared there would make them illegal for sale in the UK - they're injected every day with antibiotics and growth hormone, and reach maturity in several months, which should usually take two years.