The futures contracts of crude palm oil on the Bursa Malaysia Derivatives ended lower, taking cues from soyoil contracts on the CBOT. A strong ringgit against the dollar further weighed on crude palm oil prices on the Malaysian bourse as firmness in the ringgit makes palm oil more expensive for buyers holding other currencies. January contract of crude palm oil on the Malaysian bourse closed at 2,820 ringgits (43,092.01 rupees) per metric tonne, down 0.6% from the previous close.