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 18.93
Milk (kg) -427.00 -0.014 5.98
Fat (kg) -16.17 -0.375 6.06
Prot (kg) -15.63 -0.441 6.90
Fertility Sub Index 1.18
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) -0.50 1.117 -0.56
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 0.07
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.52 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 23.88

* Based on an €80/tonne carbon price