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 3.20
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) -4.13 -0.375 1.55
Prot (kg) -3.99 -0.441 1.76
Fertility Sub Index -1.57
Calving Interval (days) 0.80 -1.459 -1.17
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 0.80
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.57 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 6.62

* Based on an €80/tonne carbon price