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 3.40
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -5.96 -0.375 2.23
Prot (kg) -1.95 -0.441 0.86
Fertility Sub Index 1.13
Calving Interval (days) -0.22 -1.459 0.32
Survival (%) 0.72 1.117 0.80
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -2.23
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 2.85 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 6.57

* Based on an €80/tonne carbon price