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 35.18
Milk (kg) -735.00 -0.014 10.29
Fat (kg) -33.05 -0.375 12.38
Prot (kg) -28.34 -0.441 12.51
Fertility Sub Index 0.43
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) 0.31 1.117 0.35
Calving Sub Index -1.58
Gestation Length (days) 1.72 -0.919 -1.58
Beef Sub Index -1.94
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 7.42 -0.432 -3.20
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 38.35

* Based on an €80/tonne carbon price