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 8.96
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -8.40 -0.375 3.15
Prot (kg) -8.36 -0.441 3.69
Fertility Sub Index -8.53
Calving Interval (days) 4.06 -1.459 -5.92
Survival (%) -2.33 1.117 -2.60
Calving Sub Index -0.14
Gestation Length (days) 0.15 -0.919 -0.14
Beef Sub Index 1.22
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.45 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 5.65

* Based on an €80/tonne carbon price