go for all of them!!!! kudu are great, gemsbok are great, impala are great, etc.
i do not know your budget, but kudu,gemsbok,zebra, impala, and try for a red hartebeest if you can. I like eland also, but would rather shoot one here in texas so i can keep the meat, even if it is more expensive.
There is one tip I have learned over the years in hunting whitetails in late season snow. Do not overlook soybeans left standing on the edges of fence rows, woods, creeks, buildings wherever it might be, this is where the deer will be while the food lasts during late season. December/January will pull deer in from some distance away to feed on the easy to get to food.
I killed one of my nicest bucks off of a very small patch of soybeans that was left after rains created a...