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 6.59
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -6.35 -0.375 2.38
Prot (kg) -5.29 -0.441 2.33
Fertility Sub Index -0.39
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) 0.28 1.117 0.31
Calving Sub Index -2.23
Gestation Length (days) 2.43 -0.919 -2.23
Beef Sub Index -4.45
Carcass Weight (kg) 9.20 -0.528 -4.85
Age of Slaughter (days) -0.93 -0.432 0.40
Maintenance Sub Index Maint. Sub Index -5.92
Live WT (kg) 19.30 -0.307 -5.92
Total Carbon Sub Index -6.40

* Based on an €80/tonne carbon price