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 10.73
Milk (kg) -197.00 -0.014 2.76
Fat (kg) -10.28 -0.375 3.85
Prot (kg) -9.33 -0.441 4.12
Fertility Sub Index 3.22
Calving Interval (days) -1.41 -1.459 2.06
Survival (%) 1.04 1.117 1.16
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.24
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 3.60 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 22.50

* Based on an €80/tonne carbon price