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 8.82
Milk (kg) -240.00 -0.014 3.36
Fat (kg) -5.03 -0.375 1.88
Prot (kg) -8.11 -0.441 3.58
Fertility Sub Index -0.40
Calving Interval (days) 0.68 -1.459 -0.99
Survival (%) 0.53 1.117 0.59
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -0.76
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 8.98 -0.432 -3.88
Maintenance Sub Index Maint. Sub Index 8.74
Live WT (kg) -28.50 -0.307 8.74
Total Carbon Sub Index 17.12

* Based on an €80/tonne carbon price