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 12.77
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -12.16 -0.375 4.55
Prot (kg) -11.36 -0.441 5.01
Fertility Sub Index -0.51
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index -0.84
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 19.25

* Based on an €80/tonne carbon price