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 4.23
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -2.31 -0.375 0.87
Prot (kg) -3.40 -0.441 1.50
Fertility Sub Index -14.30
Calving Interval (days) 7.05 -1.459 -10.29
Survival (%) -3.59 1.117 -4.01
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 0.14
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 4.08 -0.432 -1.76
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index -8.38

* Based on an €80/tonne carbon price