The most common and most likely answer to this crossword clue is the 4 plus 2 letter word PULL UP
P
U
L
L
U
P
More clues leading to the result PULL UP
Buddy explains!

The straight part
We know that "Carpet" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case carpet = pull up.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does PULL UP mean?
PULL UP noun- An exercise done for strengthening the arms and back in which one lifts one's own weight while hanging from a bar.
- A pullup resistor.
- To do a pull-up or pull oneself up similarly.