Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 8.10
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -9.33 -0.375 3.49
Prot (kg) -8.87 -0.441 3.91
Fertility Sub Index -16.21
Calving Interval (days) 8.96 -1.459 -13.07
Survival (%) -2.81 1.117 -3.14
Calving Sub Index 1.85
Gestation Length (days) -2.01 -0.919 1.85
Beef Sub Index -0.07
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.35 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index -2.79

* Based on an €80/tonne carbon price