0 No rots on the skin / body of the fruit
0.5 Trace: rots on 5-10% of the area of the fruit surface, or shrivelled flesh at the
basal end
of the fruit
1.5 Slight–moderate: rots on >10-15% of the area of the fruit surface (just
acceptable)
2 Moderate; rots on >16-25% of the area of the fruit surface (unacceptable)
2.5 Moderate–severe: rots on >25-50% of the area of the fruit surface
3 Severe: rots on >50% of the area of the fruit surface circumference