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 3.76
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -2.70 -0.375 1.01
Prot (kg) -3.43 -0.441 1.51
Fertility Sub Index -1.01
Calving Interval (days) 0.50 -1.459 -0.73
Survival (%) -0.25 1.117 -0.28
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.29
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.55 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 13.62

* Based on an €80/tonne carbon price