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 10.78
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -12.39 -0.375 4.64
Prot (kg) -8.38 -0.441 3.70
Fertility Sub Index -0.19
Calving Interval (days) 0.33 -1.459 -0.48
Survival (%) 0.26 1.117 0.29
Calving Sub Index -1.32
Gestation Length (days) 1.44 -0.919 -1.32
Beef Sub Index -2.15
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 7.18 -0.432 -3.10
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 12.05

* Based on an €80/tonne carbon price