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 3.85
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -1.95 -0.375 0.73
Prot (kg) -3.42 -0.441 1.51
Fertility Sub Index -0.71
Calving Interval (days) 0.50 -1.459 -0.73
Survival (%) 0.02 1.117 0.02
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.99
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.94 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 14.10

* Based on an €80/tonne carbon price