Oil yield
The oil yield from the crops itself is always the key factor to
decide the suitability of a feedstock for biodiesel production. Oil
crops with higher oil yield are more preferable in the biodiesel
industry because it can reduce the production cost. Generally the
cost of raw materials accounts about 70–80% of the total
production cost of biodiesel. Table 1 shows the oil yield in terms
of kg/ha and wt% and also the price for various types of edible and
non-edible oils in the world. It is clear that higher oil yield always
corresponds with lower cost. Some of the costs of the non-edible
oils cannot be obtained as they are currently not traded in the
open market.