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 3.33
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -2.72 -0.375 1.02
Prot (kg) -2.96 -0.441 1.31
Fertility Sub Index -3.50
Calving Interval (days) 1.70 -1.459 -2.48
Survival (%) -0.91 1.117 -1.02
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.89
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.95 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 11.69

* Based on an €80/tonne carbon price