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 4.94
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -4.48 -0.375 1.68
Prot (kg) -4.21 -0.441 1.86
Fertility Sub Index -3.40
Calving Interval (days) 1.62 -1.459 -2.36
Survival (%) -0.93 1.117 -1.04
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.10
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 3.19

* Based on an €80/tonne carbon price