The number of cattle on feed on May 1, 2010 in Kansas feedlots with 1,000 head or more capacity totaled 2.13 million head, down 2 percent from a year ago and down 5 percent from April 1, 2010. Placements during April totaled 315,000 head, down 5 percent from a year ago and down 28 percent from March 2010 placements of 440,000 head. Marketings during April totaled 405,000 head, down 1 percent from both April 2009 and March 2010. Other disappearance was 20,000 head, unchanged from a year ago but up 10,000 from the previous month. The percent of April placements by weight was: under 600 pounds, 17 percent; 600-699 pounds, 19 percent; 700-799 pounds, 32 percent; and 800 pounds or heavier, 32 percent.