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 8.87
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -8.30 -0.375 3.11
Prot (kg) -6.92 -0.441 3.05
Fertility Sub Index -0.75
Calving Interval (days) 0.22 -1.459 -0.32
Survival (%) -0.38 1.117 -0.42
Calving Sub Index 1.65
Gestation Length (days) -1.79 -0.919 1.65
Beef Sub Index 0.56
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -1.55 -0.432 0.67
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 12.63

* Based on an €80/tonne carbon price