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 12.74
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -12.38 -0.375 4.64
Prot (kg) -10.80 -0.441 4.77
Fertility Sub Index 0.35
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) -0.93 1.117 -1.04
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 2.49
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 0.22 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 20.17

* Based on an €80/tonne carbon price