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 10.79
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -10.06 -0.375 3.77
Prot (kg) -11.24 -0.441 4.96
Fertility Sub Index 0.31
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) -1.85 1.117 -2.07
Calving Sub Index -1.34
Gestation Length (days) 1.46 -0.919 -1.34
Beef Sub Index 2.43
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.97 -0.432 0.85
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 15.60

* Based on an €80/tonne carbon price