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 4.99
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -1.79 -0.375 0.67
Prot (kg) -6.27 -0.441 2.77
Fertility Sub Index 3.49
Calving Interval (days) -2.20 -1.459 3.21
Survival (%) 0.25 1.117 0.28
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index 2.90
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 1.11 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 15.76

* Based on an €80/tonne carbon price