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 15.82
Milk (kg) -301.00 -0.014 4.21
Fat (kg) -14.19 -0.375 5.32
Prot (kg) -14.26 -0.441 6.29
Fertility Sub Index -1.96
Calving Interval (days) 0.82 -1.459 -1.20
Survival (%) -0.68 1.117 -0.76
Calving Sub Index -2.20
Gestation Length (days) 2.39 -0.919 -2.20
Beef Sub Index 1.06
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) -4.29 -0.432 1.85
Maintenance Sub Index Maint. Sub Index -3.80
Live WT (kg) 12.40 -0.307 -3.80
Total Carbon Sub Index 8.93

* Based on an €80/tonne carbon price