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 9.65
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -11.94 -0.375 4.47
Prot (kg) -6.31 -0.441 2.78
Fertility Sub Index 2.99
Calving Interval (days) -2.15 -1.459 3.14
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.67
Gestation Length (days) 0.73 -0.919 -0.67
Beef Sub Index -5.22
Carcass Weight (kg) 6.90 -0.528 -3.64
Age of Slaughter (days) 3.66 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 10.67

* Based on an €80/tonne carbon price