Carlisle and Derby have met just once in the League Cup, in 1990. Derby went through to Round 3 winning 2-1 on aggregate over two legs.
Carlisle’s 1-0 defeat to Derby in October 1990 is their only loss to the Rams in 14 games (W7 D6).
Derby have progressed from their last two League Cup ties against lower division teams, having been eliminated in the four prior matches.
The Cumbrians have let in 11 goals in their last three League Cup games against teams from a higher division.