If the availability of its brother Core 2 Duo Merom has pushed the Core Duo Yonah away from the front stage, this CPU will still be product but Intel till November 2008. However, the previous mobile CPU, Pentium-m "Dothan" will be EOL and will stop to be produced in February 2008.
We can expect the price of Core Duo Yonah to decrease in the coming month, it could allow Apple to sell the Mac mini below the 500 Euro price barrier.