The formulas to calculate space requirement for broilers are:

1. For 4 Weeks and Below:

\[ SR = 0.0625 \cdot Na \]

2. For Above 4 Weeks:

\[ SR = 0.1250 \cdot Na \]

Where:

• \(SR\) is the space requirement in square meters.
• \(Na\) is the number of birds.