Ucalido's Sire, Udarco Van Overis, the international sire and sport horse, campaigned very successfully to the 1.60-meter jumpers under rider's Marc Van Dijck and Sarah Nagel-Tornau. He had lots of jumping scope and athleticism and stamped his offspring with these great qualities. Udarco Van Overis breeding legacy lives strongly in his numerous progeny who have competed at the highest levels in the sport.  Some of his best known offspring include: Uncas S - 1.60 meter jumpers, Uringa Z - 1.50 meter jumpers, Janice - 1.50 meter jumpers, Umbrella Ter Wilgen Z - 1.50 meter jumpers and Oveido S. Udarco Van Overis is the famous son of the Belgian top sire Darco known as one the Europe's most legendary and influential sires spanning over the last many decades. His numerous accomplishments include; earning a 7th at the CSI Beervelde Grand Prix in 2007, 5th at the Sires of the World CSI Hasselt in 2008, 7th at the CSI Beervelde Grand Prix,  1st at the CSI Mechelen Six Bars, b at the CSI Verbier Six Bars, 1st at the CSIO Sopot Nations Cup in 2010, 4th at the CSIO Sopot Grand Prix, 7th at the CSI Neustadt-Dosse Grand Prix and 9th at the CSI Hannover Grand Prix, to name just a few of his many accomplishments.

On the sire's dam side of the pedigree, Udarco carries one of the most successful bloodlines of Ramiro Z, Millrose XX, and the Reina line, continuing with granddam International show jumper Lereina, and other members of the linage as Krug de Meia Lua, Lucky Loke, Octa, and Lareina Z. This outstanding horse legacy relates to a total of more than 30 approved stallions, including the famous sires Sultan and Eros. Ucalido's sire's grandsire Lugano Van La Roche, a very influential member in Belgian breeding, is known for bringing his rich heritage from Hannover with him. Lugano Van La Roche's world renown pedigree features three crosses which are historical to the Hanoverian breed, such as, Feiner Kerl by the F line, then going back to Zemebog, a licensed thoroughbred son who came from Pomerania and stood in the mid 1800's.

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Ucalido's very successful dams' side of the pedigree is of great importance to the Holstein breed. Dam Orlis I is sired by Calido I who is strongly considered as one of the top Holsteiner stallions.  His successful breeding record is miles long and impressively his offspring's earnings are more than 2.7 million euros to date. Orlis I's dam Verona I has produced with much success over three licensed stallions: Athletico, Charisma I, and Charisma II. She is a full sister to the much-respected licensed stallions Accord I, Accord II, and Accord III. Furthermore, Verona l's granddam Gerlis's maternal sister sired by the legendary sire Cor de la Bryere, produced the legendary sire Burgraaf.  Ucalido's dam Orlis I produced many successful international, Grand Prix and National Cup horses.  Daughter Bella Donna attended the Olympic Games in London in 2012, under rider Meredith Michaels-Beerbaum. In 2013 she attended the FEI World Cup Final Goteborg and in 2014, the FEI World Cup Final Lyon. Further earning at Olympic Games, a Gold Medal, Silver Medal, Bronze Medal, and attending FEI World Championships earning a Gold Medal, Silver Medal, Bronze Medal, this horse and rider team have achieved grand success. Additionally, Orlis I's son Hip Hop De Hus Z in 2020 was the second top priced stallion during the Zangersheide Auction. 

Ucalido's granddams' sire Calypso II who has earned his roll as sire royalty, and one of the sport horse world's most influential and important sires in both Holstein and Hannover. He produced many international horses in sport, influential broodmares and breeding stallions. Calypso II played the important role of introducing the Cor de la Bryere blood to Hannover, which was the start of a new era in jumper breeding. Calypso II's breeding legacy lives very strongly in many significant mare lines thru the sport horse world, notably Calypso II's stamps his progeny with his strong heredity traits of jumping athleticism, movement, type, versatility, and consistent rideability. Calypso II's sons best known in sport are Calyno, Chin Chin, Cheyenne, Crazy Cocktail, Montemorelos la Silla, Caras J, Dobel's Cara Mia, Asien, Cartier S, Capella 3, Champ of Class, and Zarina de San Patrignano. His licensed sons in Holstein: include: Contender, Classiker and Champ of Class. Classiker went on to produce three licensed sons Colani, Charon, and Claas J. Although his son, the world renowned sire Contender, is Calypso II's biggest contribution to the sport horse breeding world.