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 4.39
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -3.24 -0.375 1.21
Prot (kg) -3.94 -0.441 1.74
Fertility Sub Index -2.30
Calving Interval (days) 1.08 -1.459 -1.58
Survival (%) -0.65 1.117 -0.73
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.67
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.45 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 13.89

* Based on an €80/tonne carbon price