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 5.50
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -6.77 -0.375 2.54
Prot (kg) -3.70 -0.441 1.63
Fertility Sub Index 4.05
Calving Interval (days) -1.85 -1.459 2.70
Survival (%) 1.21 1.117 1.35
Calving Sub Index 3.77
Gestation Length (days) -4.10 -0.919 3.77
Beef Sub Index 2.04
Carcass Weight (kg) -9.90 -0.528 5.22
Age of Slaughter (days) 7.37 -0.432 -3.18
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 16.28

* Based on an €80/tonne carbon price