Try like this
$dvsw=Read-Host"PROVIDE THE Vds NAME"
$pgs=Get-VDPortgroup-VDSwitch$dvsw
foreach($pgin$pgs)
{
Get-VDUplinkTeamingPolicy-VDPortgroup$pg|Set-VDUplinkTeamingPolicy-LoadBalancingPolicyLoadBalanceLoadBased| % {
write-output" teaming policy on $($_.vdportgroup) is $($_.loadbalancingpolicy)"
}
}