Übersetzung - Tschechisch-Englisch - pravcovni smlouva

Does anybody have any idea what this actually means?

CC: artingraph IC

salary levels according to accomplishments?
commissions on sales?
bonuses for (special) achievements?
Hmmm...

(pracovní smlouva)not(pravcovní smlouva)
Emloyment contract



mzdové naležitosti za vykonanou(práci)=>>>>>>>>
salary pay for accomplished (work)

Well, the original seems to be an incomplete phrase, and if the translation is a faithful reflection of that incompleteness, I guess I can validate it now!