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 21.18
Milk (kg) -405.00 -0.014 5.67
Fat (kg) -19.41 -0.375 7.27
Prot (kg) -18.66 -0.441 8.24
Fertility Sub Index -4.51
Calving Interval (days) 1.99 -1.459 -2.90
Survival (%) -1.44 1.117 -1.61
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.33
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 18.35

* Based on an €80/tonne carbon price