Carlos Pérez Fernández has officiated 31 matches on record, averaging 5.6 cards and 3.5 fouls per game — a strict official. A player is dismissed roughly once every 2 games, and the spot is pointed to 0.42 times per match. Home teams win 52% of matches under him, drawing 16% and losing 32%. Most active in the Segunda B - Group 1 (20 matches). 29% of his bookings come after the 75th minute, with the first card around the 25'.