The conduct grade is that you received in your school that the card giving day, and you can see your Conduct their, and It's just only A+,A,A-,B+,B,C,D,E,F thats all the conducts
Here in South Africa we don't have "conduct grades" either. But for most of my exams and stuff i got A+'s ( ogt because i am no longer in school ). I work hard at things so that would explain why