If you want to keep the late pigeons, or if you want to bring in some other people's late pigeons, it's not impossible, some of the late pigeons are actually of good quality. You can try to choose a few late pigeons.
First, the parents are excellent, the peers are also excellent, the pigeons are late due to some accidental factors, such as the performance is not bad, the adjustment is not in place before the final, and the final is late, then such a pigeon is worth staying for the breed. That is, look at the pedigree.
Secondly, many races nowadays have positioning rings, so you can see the trajectory of the pigeons. For example, some pigeons fly very fast, not even at the same time as the champion arrives, but they are not in the shed, then such pigeons are well worth staying and breeding. Some pigeons do fly too hard, and it takes a long time for them to slow down.
Thirdly, if you are not willing to buy pigeons of some famous bloodlines, then you might as well take a look at their late arrivals. In fact, many pigeons of pedigree are very important pigeons of the owners, but they also come back late. The probability of such a pigeon being bred is not low as well.