Profit.co provides an option to align the objective as a key result or a sub key result.
Why this feature?
By using this progress you can contribute the progress as a key result or a sub key result under another OKR
Step 1
Navigate to Settings → OKRs → Alignments from the left navigation menu. Under Bottom Up Alignment menu enable the toggle for the option "Allow aligning an objective as a key result under another key result"

Step 2
Navigate to the OKRs page. Click the ellipsis icon on the Objective and select the option Align.

If you want to bottom-up align your Objective as a key result click on the Objective checkbox of the OKR where you want to align.

The Objective will be aligned as a key result.

Or else, if you want to bottom-up align your Objective as a sub-key result click on the key result check box of the OKR where you want to align.

Related Blog Post
To learn to align an Objective as a key result or a subkey result, click here.
To learn more about OKR Alignments, click here.