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 4.45
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -3.48 -0.375 1.30
Prot (kg) -4.28 -0.441 1.89
Fertility Sub Index -3.12
Calving Interval (days) 1.41 -1.459 -2.06
Survival (%) -0.95 1.117 -1.06
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 3.22
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) -2.56 -0.432 1.11
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 14.80

* Based on an €80/tonne carbon price