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 8.37
Milk (kg) -291.00 -0.014 4.07
Fat (kg) -4.20 -0.375 1.57
Prot (kg) -6.17 -0.441 2.72
Fertility Sub Index 1.73
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) 0.53 1.117 0.59
Calving Sub Index 1.57
Gestation Length (days) -1.71 -0.919 1.57
Beef Sub Index 1.18
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.31 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 17.76

* Based on an €80/tonne carbon price