Last month's feeder calf placements data points to a changing supply situation for the beef market next quarter. Similarly, feedlots' fed cattle marketings show the industry is remaining current on inventories. Analysis of the fed cattle supply situation offers insight into trading strategies that could be profitable going forward.Animal agriculture is in expansion mode with cattle placements and hog slaughter up as well as new monthly records for beef and pork production. Meanwhile, the organic category is also experiencing notable growth. Cattle on Feed Tomorrow USDA will release its monthly Cattle on Feed report. The industry’s pre-report estimates peg the total cattle on feed as of 1 September at 102.7 percent of last year. Further, e...