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 14.02
Milk (kg) -315.00 -0.014 4.41
Fat (kg) -12.30 -0.375 4.61
Prot (kg) -11.33 -0.441 5.00
Fertility Sub Index -2.66
Calving Interval (days) 0.57 -1.459 -0.83
Survival (%) -1.64 1.117 -1.83
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.21
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 4.77 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 20.75

* Based on an €80/tonne carbon price