Eric Bourg, 28, and Megan Bourg, 25, of Ama, each pleaded guilty to one count of aggravated crime against nature perpetrated upon a victim under age 13.
The judge said it was because of the disturbing nature of the sexual abuse that the pair from St. Charles Parish, Louisiana, received the lengthy prison sentences on Wednesday.
They had pleaded guilty to a sex crime against a child.
Judge Timothy S. Marcel then sentenced Eric Bourg to 60 years in state prison without parole, probation or suspension of sentence his wife, Megan Bourg was sentenced to 40 years in prison with the same restrictions.
They must also register as a lifetime sex offender.
Their case was so horrific, the District Attorney decided not to provide further details saying it was important to ensure the protection of the victim.