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 6.63
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -2.18 -0.375 0.82
Prot (kg) -8.73 -0.441 3.85
Fertility Sub Index -3.90
Calving Interval (days) 1.77 -1.459 -2.58
Survival (%) -1.18 1.117 -1.32
Calving Sub Index 1.52
Gestation Length (days) -1.65 -0.919 1.52
Beef Sub Index 0.50
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 10.72

* Based on an €80/tonne carbon price