#From the left pane of the Data Inventory Manager window, select a subobject table to which you want to add a subobject CDF.
#In the right pane of the Data Inventory Manager window, click the [[Image:FieldTemplateIcon.png|Add]] button.
#In the CDF Editor window, add and save the subobject CDF in the same way you [[HowTo:Add Custom Defined Fields|add standard CDFs]].
{{NavBox HowTo Data Elements}}