Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -3.79
Milk (kg) 107.00 -0.014 -1.50
Fat (kg) 3.61 -0.375 -1.35
Prot (kg) 2.13 -0.441 -0.94
Fertility Sub Index -21.79
Calving Interval (days) 11.57 -1.459 -16.88
Survival (%) -4.39 1.117 -4.90
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index 0.65
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 4.61 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index -20.36

* Based on an €80/tonne carbon price