Breeders often ask what are the most used Charolais AI sires. So below we have compiled two tables, outlining the Charolais AI sires with the most calves registered to them in Ireland, in terms of total offspring, for the years 2020 and 2019.
Table 1. Total offspring per AI sire in 2020
| AI CODE | NAME | TOTAL OFFSPRING |
| FSZ | FISTON | 14722 |
| LZF | CAVELANDS FENIAN | 6676 |
| FWO | FLEETWOOD | 3304 |
| CH2218 | BIVOUAC | 3106 |
| CH4159 | KNOCKMOYLE10 LOKI ET | 2998 |
| CH4160 | POTTLEREAGH MARK | 1653 |
| CH4321 | LAPON | 1569 |
| CH4251 | GOLDSTAR LUDWIG | 1542 |
| CH4320 | LISERON | 1135 |
| CH2000 | COOM INDURAIN | 1112 |
Table 2. Total offspring per AI sire in 2019
| AI CODE | NAME | TOTAL OFFSPRING |
| FSZ | FISTON | 14772 |
| LZF | CAVELANDS FENIAN | 7940 |
| FWO | FLEETWOOD | 2708 |
| CH2218 | BIVOUAC | 1907 |
| CH4159 | KNOCKMOYLE10 LOKI ET | 1793 |
| CH4160 | POTTLEREAGH MARK | 1387 |
| CH2000 | COOM INDURAIN | 1358 |
| CH2304 | CLENAGH JASPER 2 | 1231 |
| CH4252 | CAVELANDS LEVI | 1188 |
| CSQ | CROSSMOLINA EURO | 1134 |