“We tend to overvalue the things we can measure and undervalue the things we cannot.”
(c) John Hayes
There is no such thing like a perfect KPIs or processes. Even if they are wisely designed, they might be misused or bypassed. The question is if the particular employee care. Will she or he follow poor performance practices or commit to excellence? The role of the executives in this case is to create an environment, engaging employees to bring their best and collaborate for the common best. The main assumption here is that right people with right values will bring the organization to the success even if the original strategies or plans are not perfect.
If you want to know more about this approach, you might find useful this article - "Competing on resources" (https://hbr.org/2008/07/competing-on-resources)