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 7.31
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -7.31 -0.375 2.74
Prot (kg) -5.94 -0.441 2.62
Fertility Sub Index -1.02
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) -0.06 1.117 -0.07
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 1.51
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.04 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 17.92

* Based on an €80/tonne carbon price