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 10.65
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -11.60 -0.375 4.34
Prot (kg) -8.39 -0.441 3.70
Fertility Sub Index -0.03
Calving Interval (days) 0.09 -1.459 -0.13
Survival (%) 0.09 1.117 0.10
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.14
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.30 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 10.91

* Based on an €80/tonne carbon price