Big Thanks Guys! Sometimes, one get so involved with a task that its imperative to get help from outside. Well, I have got very nice help. I agree with
Hussain15, G.mat is one criteria, out of many. I totally understand it is about overall package. So, I need to balance all aspects in order to get admission in my dream college. However, after working tirelessly for months,
I am little skeptical about taking my G.mat date. For example, I see some nice study material in this forum and I get tempted to complete it. This cycle continues... 
I am stuck in this funny situation where I am fighting myself with booking a date for G.mat. I want to apply on second round. I guess, I can take G.mat mid Nov so as to apply in 2nd round.