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 10.45
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -8.50 -0.375 3.18
Prot (kg) -11.07 -0.441 4.89
Fertility Sub Index -6.51
Calving Interval (days) 3.85 -1.459 -5.62
Survival (%) -0.80 1.117 -0.89
Calving Sub Index 0.16
Gestation Length (days) -0.17 -0.919 0.16
Beef Sub Index -0.58
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 3.43 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 4.68

* Based on an €80/tonne carbon price