Carambola Fruit Maturity Index
Index 1 – Dark Green. Not suitable for harvest.
   
Index 2 – Green overall with stripes of yellow. Suitable for export by sea.
   
Index 3 – Green overall with yellow. Suitable for export by sea.
   
Index 4 – Yellow green. Suitable for export by air.
   
Index 5 – Yellow overall with little green. Suitable for local consumption.
   
Index 6 – Yellow to orange overall. Ripe fruit. Suitable for local consumption.
   
Index 7 – Dark yellow to orange overall. Ripe fruit. Suitable for local consumption with limited storage life.