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 2.77
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -2.54 -0.375 0.95
Prot (kg) -2.48 -0.441 1.09
Fertility Sub Index -3.24
Calving Interval (days) 1.57 -1.459 -2.29
Survival (%) -0.85 1.117 -0.95
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.45
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -0.06 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 10.98

* Based on an €80/tonne carbon price