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 8.62
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -11.13 -0.375 4.17
Prot (kg) -3.67 -0.441 1.62
Fertility Sub Index 4.10
Calving Interval (days) -3.10 -1.459 4.52
Survival (%) -0.38 1.117 -0.42
Calving Sub Index 1.99
Gestation Length (days) -2.17 -0.919 1.99
Beef Sub Index -2.32
Carcass Weight (kg) 4.70 -0.528 -2.48
Age of Slaughter (days) -0.36 -0.432 0.16
Maintenance Sub Index Maint. Sub Index -1.69
Live WT (kg) 5.50 -0.307 -1.69
Total Carbon Sub Index 10.70

* Based on an €80/tonne carbon price