The primary purpose of implementing performance metrics for key IT assets is to quantify and demonstrate their contribution to achieving strategic objectives. In the context of IT governance, IT goals are designed to be in direct alignment with broader enterprise goals. Therefore, by measuring how an IT asset performs against metrics linked to IT goals, the organization can directly assess the asset's value and its role in fulfilling the business strategy. This linkage is the cornerstone of value optimization, a core domain of CGEIT, making it the greatest benefit.

A. Span of control is an organizational management principle concerning reporting structures, which is not the primary purpose or benefit of implementing asset performance metrics.

B. While metrics can help determine the cost of controls, this is a narrow financial aspect and does not represent the overall strategic value or contribution of the asset.

C. Comparing performance against industry best practices (benchmarking) is a useful activity, but it is secondary to ensuring that assets are contributing to the organization's own specific goals.

1. ISACA

CGEIT Review Manual

8th Edition. Domain 4

"Value Optimization

" Task Statement 4.2

emphasizes the need to "Monitor the value

outcomes

and benefits of IT investments... to ensure that the contribution of IT to the business is optimized." This directly supports that the greatest benefit is determining the contribution of IT assets (part of IT investments) to achieving goals.

2. ISACA

COBIT 2019 Framework: Introduction and Methodology. Page 31 introduces the "COBIT Goals Cascade." This core concept illustrates how enterprise goals cascade down to IT-related "Alignment Goals

" which are then supported by governance and management objectives. Metrics are used at each level to measure achievement

directly linking the performance of IT components (assets) to goal attainment.

3. De Haes

S.

& Van Grembergen

W. (2009). An Exploratory Study into IT Governance Implementations and its Impact on Business/IT Alignment. Information Systems Management

26(2)

123-137. This academic publication discusses the use of frameworks like COBIT to achieve business/IT alignment. It highlights that performance measurement systems

such as the balanced scorecard

are critical for translating strategy into action and measuring the contribution of IT to business objectives (p. 126). DOI: https://doi.org/10.1080/10580530902794786