Soybean contracts were down on NCDEX tracking weakness in the bellwether contracts on CBOT. The most-active June contract of soybean was down 0.5%. Soybean contracts on CBOT were down due to expectations of higher acreage under the oilseed this season. In the benchmark market of Indore, price of the commodity was unchanged. Lower arrivals of the oilseed in local markets are seen limiting the fall in domestic prices amid sluggish demand. Arrivals of soybean were down.