Actully it seems to be a cloned embryo was imported from the states and implanted into a cow here to produce offspring with increased milk production. Seems to be some confusion over whether they went through official channels though. No doubt will spark more "frankenstein food" hysteria.
Becuase scientists clearly have noting better to do with their time.........Or...........As my fellow super hero suggested, it might have been a very special cow (highly intelligent perhaps
ETA: pink sunflowers that is.... but now you come to mention it, I would quite like a cow too....... whilst we're messing around with genetics can we make pink cows please?!