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 8.00
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -7.87 -0.375 2.95
Prot (kg) -8.24 -0.441 3.64
Fertility Sub Index -11.94
Calving Interval (days) 6.21 -1.459 -9.06
Survival (%) -2.58 1.117 -2.88
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 0.32
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.43 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index -2.44

* Based on an €80/tonne carbon price