Karachi Cotton Association prices; March 15 to April 15

KARACHI - The Karachi Cotton Association on Wednesday fixed the official spot rate, or base price, for Grade 3 cotton at 5,412 rupees per maund (40 kg). Grade 3 cotton has a staple length of 1-1/16" and micronaire value between 3.8 and 4.9 NCL (no control limits), which represents fine to coarse classes of cotton varieties. In the kerb market the key crop varieties traded in the range of 4,575 to 5,300 rupees per maund. – Reuters Following are the grade and staple margins for March 15 to April 15: