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 5.55
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -3.60 -0.375 1.35
Prot (kg) -5.47 -0.441 2.41
Fertility Sub Index 0.84
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) 0.31 1.117 0.35
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.22
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.97 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 16.52

* Based on an €80/tonne carbon price