The reason for that will be the rhinos of the southern part of
WoTLK Gold which you can hunt and use as skinners to make mob skins, as well as for their Rhino meat. These mobs are in large groups that are generally neutral mobs and drop these Rhino meats extremely often, and are contingent upon the costs in your realm and how many people want to have their cooked up for the first day. may prove profitable if done early, not just due to the fact that it is an extremely low-level mob to play Wrath of the King, they are the first place you arriveonce you have made it to Northrend.
It will be a very accessible farm. But after the first couple of days, I'm sure that its value could drop off quite a bit. Another one that should not fall off quite as hard. But, while we're focused on material farming based on cooking, the most notable is going to be the mammoth or trunk that you can farm with in Sholazar Basin.
These mallets aren't quite as plentiful as the rhinos were and are somewhat more dispersed. However, they seem to drop a chunk command on the majority of kills I did when I was testing or at least very close to it. Meaning that the returns on this could be very similar.
Of course, these being more beast but you also have the capacity to increase your profits by skinning. Additionally, there are a fair few mining locations
WoTLK Classic Gold near by, if that is the profession with which your character is not able to comment on this issue other than the fact that because these mobs are in shows based on which is one of the most sought-after zones in the game.