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 -1.01
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) 1.02 -0.375 -0.38
Prot (kg) 1.16 -0.441 -0.51
Fertility Sub Index 3.11
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) 1.24 1.117 1.39
Calving Sub Index 2.00
Gestation Length (days) -2.18 -0.919 2.00
Beef Sub Index -2.00
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 6.21 -0.432 -2.68
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 4.59

* Based on an €80/tonne carbon price