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 6.61
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -7.58 -0.375 2.84
Prot (kg) -6.55 -0.441 2.89
Fertility Sub Index -11.27
Calving Interval (days) 6.08 -1.459 -8.87
Survival (%) -2.15 1.117 -2.40
Calving Sub Index 1.23
Gestation Length (days) -1.34 -0.919 1.23
Beef Sub Index -0.10
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.93 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index -3.05

* Based on an €80/tonne carbon price