This is what ROI looks like for Avalon batch 3 if we get it in one month: 
Estimated Mining Results
Initial Coins per Day: 1.73001919
Initial Income per Day: 154.96 USD
Reduction per Week: 9.02%
Break-even (at todays difficulty): 60.9 Days
... considering reduction: NEVER
Yearly Income (at todays difficulty): 46537.95 USD
... considering reduction: -897.83 USD
If Avalon delays about 24 days more, an Avalon batch 3 will not break even:
Initial Coins per Day: 1.73001919
Initial Income per Day: 154.96 USD
Reduction per Week: 9.02%
Break-even (at todays difficulty): 60.9 Days
... considering reduction: NEVER
Yearly Income (at todays difficulty): 46537.95 USD
... considering reduction: USD
So.. Avalon has about a month to get us our orders until they are unprofitable. By the way these numbers are calculated for a 4 module avalon with PSU (90Gh @ 850w @ 104 BTC).
Estimated Mining Results
Initial Coins per Day: 1.73001919
Initial Income per Day: 154.96 USD
Reduction per Week: 9.02%
Break-even (at todays difficulty): 60.9 Days
... considering reduction: NEVER
Yearly Income (at todays difficulty): 46537.95 USD
... considering reduction: -897.83 USD
If Avalon delays about 24 days more, an Avalon batch 3 will not break even:
Initial Coins per Day: 1.73001919
Initial Income per Day: 154.96 USD
Reduction per Week: 9.02%
Break-even (at todays difficulty): 60.9 Days
... considering reduction: NEVER
Yearly Income (at todays difficulty): 46537.95 USD
... considering reduction: USD
So.. Avalon has about a month to get us our orders until they are unprofitable. By the way these numbers are calculated for a 4 module avalon with PSU (90Gh @ 850w @ 104 BTC).