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 -7.58
Milk (kg) 91.00 -0.014 -1.27
Fat (kg) 9.63 -0.375 -3.61
Prot (kg) 6.12 -0.441 -2.70
Fertility Sub Index -1.28
Calving Interval (days) 0.57 -1.459 -0.83
Survival (%) -0.40 1.117 -0.45
Calving Sub Index 1.95
Gestation Length (days) -2.12 -0.919 1.95
Beef Sub Index 0.79
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) -1.46 -0.432 0.63
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index -3.98

* Based on an €80/tonne carbon price