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 8.10
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -10.47 -0.375 3.92
Prot (kg) -8.39 -0.441 3.70
Fertility Sub Index -4.63
Calving Interval (days) 2.34 -1.459 -3.41
Survival (%) -1.09 1.117 -1.22
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.28
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 5.10

* Based on an €80/tonne carbon price