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 6.33
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -4.40 -0.375 1.65
Prot (kg) -6.42 -0.441 2.83
Fertility Sub Index -1.54
Calving Interval (days) 1.08 -1.459 -1.58
Survival (%) 0.03 1.117 0.03
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index -0.52
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 3.29 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 13.50

* Based on an €80/tonne carbon price