Thanks for the info, it took me a while to understand it tho, as I had 4 pokemon instead of 5 in my party for 1/2 of my time spent (stupid me, lol) ;)
Just hatched my first Shiny-egg using this method:
Yanma, Modest, Speed boost: 30/3/31/31/19/31, I think I'll keep this one :naughty: