Ruminant MBM moved lower today out of the Panhandle and Missouri River markets. Strong supply continues to weigh on the market. Porcine trading was mostly steady, supported by strong export demand from Mexico and Vietnam. Soybean meal prices fell $3 today, but at $303 for the nearby contract, Missouri River ruminant MBM has a relative price of 53 percent. The fundamentals suggest that an upward correction is due basis the value of protein relative to soybean meal, but…