Mustard seed prices in Jaipur extended losses and fell to an over two-year low due to muted demand from domestic oil millers and crushers. Arrivals across the country 23,800 MT vs 22,525 MT. Despite lower arrivals, the oilseed prices slipped because stockists expect prices to further fall in the coming days. On the NCDEX, the most-active June contract traded down 0.8%.