http://www.guardian.co.uk/international/story/0,3604,1132765,00.html-snip-
Investigators from the commodity futures trading commission will interview witnesses and examine trading records to determine whether traders had advance knowledge of the news of BSE in America's herd, and bet on prices tumbling after an official announcement.
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The US department of agriculture has yet to round up all the cows raised with the diseased animal. The missing animals are considered to be at high risk.
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On Monday US regulators bowed to demands for tighter regulations on animal feed, and outlawed the feeding of dried cattle blood to calves as a milk substitute. The food and drug Administration (FDA) also banned the use of waste from poultry farms, which could contain feed made from cattle carcasses, as well as chicken waste. The rules also require factories producing cattle and poultry feed to separate product lines to avoid contamination.
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as you will see, the article fades away talking about mad cow and not about the commidity traders. (raised eyebrows)
only nitwits or greedy men would feed baby cows dried cattle blood instead of their mother's milk.