RSA 461-A:6 Determination of Parental Rights and Responsibilities; Best Interest.

I. In determining parental rights and responsibilities, the court shall be guided by the best interests of the child, and shall consider the following factors:
(a) The relationship of the child with each parent and the ability of each parent to provide the child with nurture, love, affection, and guidance.
(b) The ability of each parent to assure that the child receives adequate food, clothing, shelter, medical care, and a safe environment.
(c) The child's developmental needs and the ability of each parent to meet them, both in the present and in the future.
(d) The quality of the child's adjustment to the child's school and community and the potential effect of any change.
(e) The ability and disposition of each parent to foster a positive relationship