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 9.18
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -7.67 -0.375 2.87
Prot (kg) -8.97 -0.441 3.96
Fertility Sub Index 9.96
Calving Interval (days) -4.45 -1.459 6.49
Survival (%) 3.10 1.117 3.46
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index 1.08
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) -2.38 -0.432 1.03
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 19.31

* Based on an €80/tonne carbon price