How Kerala revived its lost copra coconut oil market ... Onmanorama
But traders prefer coconuts from Kerala because of the better coconuttocopra conversion ratio and yield. Kerala coconut's conversion ratio is 32% (that is if you dry 1 kg of coconut, you will get 320g of copra), and Tamil Nadu's coconut's ratio is 27%, said merchants in Kangayam. The coconut yield is also higher by 1% to 2%.