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 4.49
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -3.29 -0.375 1.23
Prot (kg) -1.96 -0.441 0.87
Fertility Sub Index 1.77
Calving Interval (days) -0.79 -1.459 1.15
Survival (%) 0.55 1.117 0.61
Calving Sub Index 1.86
Gestation Length (days) -2.02 -0.919 1.86
Beef Sub Index 13.12
Carcass Weight (kg) -29.30 -0.528 15.46
Age of Slaughter (days) 5.40 -0.432 -2.33
Maintenance Sub Index Maint. Sub Index 19.93
Live WT (kg) -65.00 -0.307 19.93
Total Carbon Sub Index 41.16

* Based on an €80/tonne carbon price