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 6.79
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -3.01 -0.375 1.13
Prot (kg) -8.71 -0.441 3.84
Fertility Sub Index -5.84
Calving Interval (days) 2.90 -1.459 -4.23
Survival (%) -1.44 1.117 -1.61
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.07
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 2.25

* Based on an €80/tonne carbon price