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 5.36
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -4.18 -0.375 1.57
Prot (kg) -4.79 -0.441 2.11
Fertility Sub Index -2.58
Calving Interval (days) 1.24 -1.459 -1.81
Survival (%) -0.69 1.117 -0.77
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.49
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.03 -0.432 0.01
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 14.15

* Based on an €80/tonne carbon price