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 8.19
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -6.84 -0.375 2.56
Prot (kg) -8.41 -0.441 3.71
Fertility Sub Index -4.17
Calving Interval (days) 2.02 -1.459 -2.95
Survival (%) -1.09 1.117 -1.22
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.28
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.29 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 5.83

* Based on an €80/tonne carbon price