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 2.46
Milk (kg) -312.00 -0.014 4.37
Fat (kg) 4.49 -0.375 -1.68
Prot (kg) 0.52 -0.441 -0.23
Fertility Sub Index 8.85
Calving Interval (days) -4.35 -1.459 6.35
Survival (%) 2.24 1.117 2.50
Calving Sub Index 2.69
Gestation Length (days) -2.93 -0.919 2.69
Beef Sub Index 4.72
Carcass Weight (kg) -10.30 -0.528 5.43
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 20.86

* Based on an €80/tonne carbon price