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 7.72
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -3.32 -0.375 1.24
Prot (kg) -11.81 -0.441 5.21
Fertility Sub Index -0.33
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) -1.20 1.117 -1.34
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 2.63
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 0.51 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 11.75

* Based on an €80/tonne carbon price