In Thailand, there are 99 starch plants with total capacity of
34,141 ton starch/day. The average capacity of each plant is 350 ton
starch/day. This research collected the data from interviewing the
plant managers and engineers from 6 starch plants from all over
Thailand covering every region. Moreover, data from literature
(Chavalparit and Ongwandee, 2009) collected from 8 starch plants
in Thailand were also used for the analysis. All the data was
compiled and used to determine the average and range which will
be used in MFCA model. The calculation was based on 100 ton
cassava input for both factories for comparison. The results show
that productivity from different plants is similar (the range is ±7%
from the average), except for water use that has a high uncertainty
of about ±50%