Don't bring a knife to a gun fight. The OP is in Missouri. He needs an LGD. Which usually means you need at least 2 dogs. Being in a state with no real wolf population (http://www.outdoorlife.com/articles/ed-riser/2007/09/hunter-encounters-wolf-missouri) he could get away with a "normal" LGD...
I have been told recently by some LGD people that there are some CO bloodlines that are more laid back... I did message you about coming to see my Boz Shepherds as they are so good with kids... But from what I'm told there are some CO bloodlines that could work good too. If you want the names of...
Centrarchid
How are GP slower??? Mentally or physically???
Jasmer
You will have a better chance of shooting big foot than a wolf FYI...
Though every now and then you hear of people shooting them on their porch as they are eating their dog :(
I would run two Kangal or Boz on your 5 acres... maybe...
I agree with most of what is being said here...
FIrst and most important is my OPINION that birds are the most difficult livestock for LGD's to work with... too tempting for puppies to play rough with... its not really a breed thing, pyr vs ana vs marama... but the luck of the draw with the pup...