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 9.85
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -10.58 -0.375 3.96
Prot (kg) -8.30 -0.441 3.66
Fertility Sub Index 1.64
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) 0.88 1.117 0.98
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.28
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.19 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 21.44

* Based on an €80/tonne carbon price