Executive Capacity Index
At senior levels, the limit is capacity, not capability.
An eight-minute assessment of the internal operating system you lead from. See where pressure is consuming your capacity, and where to start getting it back.
Start the assessment
Enter your name and email to begin. Your capacity profile and protocol appear as soon as you finish.
Your answers stay private. Rebecca may follow up by email, and you can unsubscribe at any time.
What it measures
Four dimensions of your internal operating system
Each one maps to a stage of the Slipstream Method, so your score points to where the work begins.
Regulate
Nervous system capacity
How much pressure you can hold before clarity starts to degrade, and how quickly you recover.
Release
Internal constraints
The beliefs and patterns running quietly underneath how you respond under pressure.
Expand
Mental bandwidth
The cognitive space to process, prioritise and make strategic decisions.
Expand
Perception
How you read situations, recognise opportunity and weigh risk.
Capable of everything. Running on empty.
Not a performance problem. A capacity problem.
Most senior leaders do not lack capability. Under sustained pressure, the system they lead from simply runs full. Decisions take more energy, recovery is slower and the space to think strategically narrows. The Index shows you where.
What you receive
A clear read on how you are really operating
Your capacity profile
Where you sit today, from Expanding Capacity to Capacity Ceiling, and what that means for how you lead.
A dimension-by-dimension read
Which of the four dimensions is clear, which is strained and which is limiting you.
Your personalised protocol
Practical steps mapped to the Slipstream Method: regulate, release, expand, then lead in the slipstream.
A clear next step
If you would like support, an invitation to a private conversation about whether the time is right.
About Rebecca
Rebecca Grainger
Rebecca Grainger is a high performance architect, executive and breathwork coach, and former venture-backed founder. She built a startup as a non-tech founder leading a team across continents, and knows first-hand what it takes to perform at the edge, and what it costs when the nervous system runs on empty.
She now works with founders, executives and leadership teams across Australia and Asia on nervous system regulation, flow, sustainable performance and amplifying human potential.
IECL-qualified executive coach · Trauma-informed breathwork facilitator · Based in Sydney, in person and online
“I walked in anxious, exhausted, disconnected. I walked out clear, calm, and deeply grounded. The relief was palpable, it was like I had space in my system again.”
Eight minutes
Slipstream is not about doing more. It is about becoming the leader who can hold more.
Start with an honest read on where you are today.
Take the assessment