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 0.67
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -0.44 -0.375 0.16
Prot (kg) -0.54 -0.441 0.24
Fertility Sub Index -3.90
Calving Interval (days) 1.83 -1.459 -2.67
Survival (%) -1.10 1.117 -1.23
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 3.71
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) -2.60 -0.432 1.12
Maintenance Sub Index Maint. Sub Index 6.90
Live WT (kg) -22.50 -0.307 6.90
Total Carbon Sub Index 12.56

* Based on an €80/tonne carbon price