Most times 2 pork bellies will be something like 9 Kilos
The following are quantities for 10 kilos,
18 cloves garlic,minced
25 grams pink salt
250 grams kosher salt
115 grams brown sugar
178 grams black pepper
45 grams juniper, crushed
18 bay leaves
20 sprigs thyme
18 grams nutmeg
The salt quantity is key. Others can be varied.