Where Cuts Of Beef Come From
       A Side of Beef, Fore and Hind

A side has a fore quarter and a hind quarter. These two will be equally mixed when split. Your "mixed quarter" will contain a portion of each and should read about 100-175 lbs. of wrapped beef depending on cut efficiency and your choices below.  

Fore Quarter has (weights are approximate and based on a standard frame beef; yours is a smaller frame animal and should cut at a higher efficiency. The % is of an entire side): 
    a.   Rib Roasts and Steaks (12 lbs. or 9%)
    b.   Boneless Stew Meat (6 lbs. or 4%)
    c.   Short Ribs (4 lbs. or 3%)
    d.   Hamburger-Ground Chuck (38 lbs. or 26%)
    e.   Chuck Roasts and Steaks (37 lbs. or 26%) 

Hind Quarter has:
    a.   T-bones and Club Steak (18 lbs or 14%)
    b.   Sirloin Steak, Roasts 16 lbs. or 12%)
    c.   Round Steaks or Roasts (29 lbs. or 22%)
    d.   Rump Roast-boneless (8 lbs. or 6%)
    e.   Flank Steak (2 lbs. or 2%)
    f.    Hamburger-Ground Round/Tip (16 lbs. or 12%)