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 15.19
Milk (kg) -377.00 -0.014 5.28
Fat (kg) -13.17 -0.375 4.93
Prot (kg) -11.28 -0.441 4.98
Fertility Sub Index 5.35
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) 1.24 1.117 1.39
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 2.23
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 26.35

* Based on an €80/tonne carbon price