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 7.13
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -8.19 -0.375 3.07
Prot (kg) -5.68 -0.441 2.51
Fertility Sub Index 0.13
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) 0.05 1.117 0.06
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index -3.36
Carcass Weight (kg) 11.10 -0.528 -5.86
Age of Slaughter (days) -5.78 -0.432 2.50
Maintenance Sub Index Maint. Sub Index -7.36
Live WT (kg) 24.00 -0.307 -7.36
Total Carbon Sub Index -5.19

* Based on an €80/tonne carbon price