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 -1.01
Milk (kg) -54.00 -0.014 0.76
Fat (kg) 6.20 -0.375 -2.32
Prot (kg) -1.25 -0.441 0.55
Fertility Sub Index 5.00
Calving Interval (days) -1.60 -1.459 2.33
Survival (%) 2.39 1.117 2.67
Calving Sub Index 4.30
Gestation Length (days) -4.68 -0.919 4.30
Beef Sub Index 5.33
Carcass Weight (kg) -13.50 -0.528 7.12
Age of Slaughter (days) 4.16 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 9.20
Live WT (kg) -30.00 -0.307 9.20
Total Carbon Sub Index 22.81

* Based on an €80/tonne carbon price