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 15.07
Milk (kg) -332.00 -0.014 4.65
Fat (kg) -13.96 -0.375 5.23
Prot (kg) -11.77 -0.441 5.19
Fertility Sub Index -5.54
Calving Interval (days) 3.63 -1.459 -5.30
Survival (%) -0.22 1.117 -0.25
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index -2.70
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 8.83 -0.432 -3.81
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 12.90

* Based on an €80/tonne carbon price