To Update your live UB Capuchins you need the latest UB Updater. It is available at any UB Store from the 'Food Storage HUD and Updaters' Vendor.
Rez out the UB Updater
Left click the UB Updater
Choose 'Update' in the Dialog Menu
The Update process will take a few minutes. The UB Updater will create a list of your available Breedables within a 10 meter range to then take off and and update your UB Capuchins.
Barrels can NOT be updated
Your UB Capuchins has to be at least Version 1.3 or higher