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 0.93
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -0.35 -0.375 0.13
Prot (kg) -1.23 -0.441 0.54
Fertility Sub Index -4.17
Calving Interval (days) 2.00 -1.459 -2.92
Survival (%) -1.12 1.117 -1.25
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.09
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.91 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index -1.89

* Based on an €80/tonne carbon price