Here is a post with some general points:
Hailo Community - My model runs slower than expected
You can find the model scripts used by the Model Zoo here:
GitHub - Hailo Model Zoo - ALLS - generic
You should be able to get the results using the model scripts. Note, that for some models you may need to use the performance mode which can lead to longer compilation time. As the compiler will try harder to get the best performance.
You should write your own conversion scripts for your models. That process is more flexible and allows you to add your own functions like creating datasets, validating results, compiling for multiple hardware targets …