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 2.97
Milk (kg) -4.00 -0.014 0.06
Fat (kg) -3.01 -0.375 1.13
Prot (kg) -4.05 -0.441 1.79
Fertility Sub Index -1.67
Calving Interval (days) 1.03 -1.459 -1.50
Survival (%) -0.15 1.117 -0.17
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.57
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 9.82

* Based on an €80/tonne carbon price