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 17.83
Milk (kg) -626.00 -0.014 8.76
Fat (kg) -4.92 -0.375 1.84
Prot (kg) -16.36 -0.441 7.22
Fertility Sub Index 2.27
Calving Interval (days) -1.73 -1.459 2.52
Survival (%) -0.23 1.117 -0.26
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index 1.34
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 26.20

* Based on an €80/tonne carbon price