A. In making an entry for a produce race, the produce is entered by specifying the dam and the sire or sires.
B. The entry of the mare is void if:
(1) The produce of a mare is dropped before the 1st of January;
(2) There is no produce;
(3) The produce is dead when dropped; or
(4) Twins are dropped.
C. In produce races, allowances for the produce of untried horses shall be claimed before the time of closing, and are not lost by subsequent winnings.