Русско-английский словарь пословиц и поговорок

ВЗЯЛ КОРОВУ ВОЗЬМИ И ПОДОЙНИК

When you are fulfilling some task, do not neglect anything, do it to the end

Var.:Взял топор - возьми и топорище
Cf:Do not swallow the cow and worry with the tail (Am.). If you buy the cow, take the tail into the bargain (Br.). Let the horns go with the hide (Br.). Let the tail follow the skin (Br.). The tail goes with the hide (Am.)