Create a new Enterprise Architect project; choose BPMN, TOGAF, 

Look under the Requirements Model - Goals, Create a new Requirements diagram.

Create a new diagram under the Goals package, look under the TOGAF - Business Architecture - Business Motivation Model.


Create 'New Boundary' for a specific Balanced Scorecard View.

Create new elements by using the TOGAF element menu.
You can activate the TOGAF menu via:
'Add a new element / New element or Connector' button / popup menu - Other - TOGAF - Business Motivation Model - Activate Business Motivation Model Toolbox.
After that within a diagram you will get the active toolbox as default from under the 'Add a new element' button.

Create Objective as a new Objective.
Create an 'Initiative' as a Tactic element or as a 'Course of Action' element. 
Use the association 'Implements' for connecting the Initiative to the Objective.

Create Measure as a 'Desired result' item.
Right-click the Desired Result and choose 'Add constraint' for the Target measure.


You can create goals as a new Goal. 
Goal element has a TOGAF tab for goal properties, including:
Measures, Targets, Strengths, Weaknesses, Opportunities, Threats.
However, all those are created as Goal attributes.

Threats can be modeled separately as Risk elements.