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 7.85
Milk (kg) -196.00 -0.014 2.74
Fat (kg) -7.12 -0.375 2.67
Prot (kg) -5.52 -0.441 2.44
Fertility Sub Index 2.46
Calving Interval (days) -1.71 -1.459 2.49
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 0.88
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 15.33

* Based on an €80/tonne carbon price