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 3.91
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -3.70 -0.375 1.39
Prot (kg) -3.81 -0.441 1.68
Fertility Sub Index -1.01
Calving Interval (days) 0.40 -1.459 -0.58
Survival (%) -0.38 1.117 -0.42
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 2.49
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -1.98 -0.432 0.85
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 15.17

* Based on an €80/tonne carbon price