This was the second ceasefire violation by Pakistan in the past 24 hours.
The couple's three daughters were injured in the firing.
This was the third BAT action in Poonch this year.
On Saturday also Pakistani forces had violated ceasefire after which Indian troops had retaliated damaging three posts and causing causalities to Pakistani army.
The attack left two Indian soldiers dead while one BAT member was killed in retaliatory action by Indian troops.
The repeated skirmishes saw over 4,000 villagers from near borders to government camps at safer places in the district.