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 6.66
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -5.57 -0.375 2.09
Prot (kg) -6.08 -0.441 2.68
Fertility Sub Index -5.01
Calving Interval (days) 2.42 -1.459 -3.53
Survival (%) -1.32 1.117 -1.47
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.21
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 3.43

* Based on an €80/tonne carbon price