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 9.71
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -10.20 -0.375 3.82
Prot (kg) -7.06 -0.441 3.12
Fertility Sub Index -6.06
Calving Interval (days) 3.35 -1.459 -4.89
Survival (%) -1.05 1.117 -1.17
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index -2.30
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 7.89 -0.432 -3.41
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 3.57

* Based on an €80/tonne carbon price