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 -4.56
Milk (kg) 159.00 -0.014 -2.23
Fat (kg) 6.15 -0.375 -2.30
Prot (kg) 0.07 -0.441 -0.03
Fertility Sub Index 3.64
Calving Interval (days) -1.73 -1.459 2.52
Survival (%) 1.00 1.117 1.12
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -1.17
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 6.50 -0.432 -2.81
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index -3.15

* Based on an €80/tonne carbon price