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 17.08
Milk (kg) -321.00 -0.014 4.49
Fat (kg) -13.52 -0.375 5.06
Prot (kg) -17.04 -0.441 7.52
Fertility Sub Index 0.05
Calving Interval (days) -0.83 -1.459 1.21
Survival (%) -1.04 1.117 -1.16
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index -1.06
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 16.65

* Based on an €80/tonne carbon price