99 Rubber Malaysia. Whole (without root) 1,800.00 2,700.00 900.00 Calculated value The potential yield is based on latex production. The article mentioned that the potential yield of clonal rubber tree was 0.9 t/ha at the age 8-9 years and 1.5 t/ha for 14-15 years old. The latex production increase to 1.2 t/ha at the age of 24-25 years old. 1,962