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 6.99
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -8.71 -0.375 3.26
Prot (kg) -5.94 -0.441 2.62
Fertility Sub Index -0.51
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) 0.17 1.117 0.19
Calving Sub Index -1.95
Gestation Length (days) 2.12 -0.919 -1.95
Beef Sub Index -6.15
Carcass Weight (kg) 14.40 -0.528 -7.60
Age of Slaughter (days) -3.35 -0.432 1.45
Maintenance Sub Index Maint. Sub Index -8.83
Live WT (kg) 28.80 -0.307 -8.83
Total Carbon Sub Index -10.45

* Based on an €80/tonne carbon price