Name a few sugar producing states. Why have sugar mills shifted to the southern and western states?

Uttar Pradesh, Bihar, Maharashtra, Karnataka, Tamil Nadu, Andhra Pradesh, Gujarat, Punjab, Haryana and Madhya Pradesh are the sugar producing states of India.

Sugar mills have shifted to the southern and western states because

i. The cane produced here has a higher sucrose content

ii. The cooler climate ensures a longer crushing season

iii. The cooperatives are more successful in these states