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 10.27
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -11.16 -0.375 4.18
Prot (kg) -8.05 -0.441 3.55
Fertility Sub Index 0.43
Calving Interval (days) 0.12 -1.459 -0.18
Survival (%) 0.54 1.117 0.60
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.18
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.51 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 18.89

* Based on an €80/tonne carbon price