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 -5.35
Milk (kg) -13.00 -0.014 0.18
Fat (kg) 10.55 -0.375 -3.95
Prot (kg) 3.59 -0.441 -1.58
Fertility Sub Index 2.80
Calving Interval (days) -1.08 -1.459 1.58
Survival (%) 1.10 1.117 1.23
Calving Sub Index 1.31
Gestation Length (days) -1.43 -0.919 1.31
Beef Sub Index 3.49
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 7.77

* Based on an €80/tonne carbon price