✓ His dam Reigershof Joukje 909 achieved a lifetime production of 15.060 kg milk (4.7 kg milk on average per day) with 3.92% fat and 3.31% protein.
✓ His half- sisters (father Reigershof Cor) achieved lactation values that was on average 26 points higher than their mothers.
✓ The full sister of Kobe is Reigershof Joukje 1949. In her first lactation she produced more than 6000 kg milk in a long lacation of three years. Current 350 days production of Reigershof Joukje 1949: 2.023 kg milk with 4.34% fat and 3.53% protein.