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 4.83
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -3.40 -0.375 1.27
Prot (kg) -6.00 -0.441 2.65
Fertility Sub Index -13.08
Calving Interval (days) 6.44 -1.459 -9.40
Survival (%) -3.30 1.117 -3.69
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index 0.39
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 3.38 -0.432 -1.46
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -5.44

* Based on an €80/tonne carbon price