Lower panels
Most pet damage happens below waist height.
Pet-Damaged Pool Screen Repair
Lower panels take the most abuse from dogs, cats, kids, and daily traffic around the pool.
When pet screen is worth considering
If the same lower panels keep tearing, ask about stronger pet-resistant mesh for those sections. It may not be needed for the whole enclosure, but it can be useful near doors and traffic areas.
Door panels
Dogs often push through or scratch door screens.
Targeted upgrades
Upgrade the problem sections instead of every panel.