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 5.34
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -5.83 -0.375 2.18
Prot (kg) -4.78 -0.441 2.11
Fertility Sub Index -0.79
Calving Interval (days) 0.49 -1.459 -0.71
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 0.15
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.13 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 12.81

* Based on an €80/tonne carbon price