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 5.67
Milk (kg) -280.00 -0.014 3.92
Fat (kg) 1.98 -0.375 -0.74
Prot (kg) -5.65 -0.441 2.49
Fertility Sub Index 3.83
Calving Interval (days) -2.09 -1.459 3.05
Survival (%) 0.70 1.117 0.78
Calving Sub Index 1.91
Gestation Length (days) -2.08 -0.919 1.91
Beef Sub Index 2.50
Carcass Weight (kg) -8.60 -0.528 4.54
Age of Slaughter (days) 4.71 -0.432 -2.03
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 19.56

* Based on an €80/tonne carbon price