2.6.2.6 Objective Markers
After all Kindred and Mustered Terrain has been placed, players (starting with the Attacker) alternate placing objective markers (30mm bases or equivalent) on the battlefield. Objective markers may be placed anywhere on the battlefield more than 9” away from all other objective markers and battlefield edges. Objective markers may not be placed in or on impassable terrain or an obstacle.
Objective markers are immovable, impassable, obstacles that cannot be damaged, destroyed, or otherwise affected.
and
2.6.5.2 Butcher’s Bill
The Butcher’s Bill must be calculated normally as per the 4.3.3: The Butcher’s Bill section.
In addition, each unbroken noble or vassal warrior within 6” of an objective reduces his general’s butcher’s bill by their cost in silver.