Dakota Hill was sentenced to 50 years in prison.
Prosecutors are recommending a 50-year prison sentence.
Dakota Hill, 28, is currently charged with murder, abuse of a corpse and tampering with physical evidence in connection with the death 4-year-old Serenity McKinney.
Catherine McKinney must serve at least 85 percent of her 12-year sentence.
Catherine McKinney tearfully pleaded guilty to manslaughter, abuse of a corpse and tampering with physical evidence.
Court documents indicate Catherine McKinney is expected to now change her plea, just months before the case is scheduled to go to trial.
Serenity McKinney's body was found in a wooded area of West Point, near the Jefferson County, Bullitt County line, on Feb. 18, 2022.
On Saturday, family and friends placed a large cross where her body was found in McKinney's honor.
Kosair Charities awarded $1.3 million to several organizations to help end child abuse in Kentucky.
Bullitt County Coroner David Billings said the hold up in the case is DNA, making sure to positively identify the remains.