Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 2.02
Milk (kg) -87.00 -0.014 1.22
Fat (kg) 0.11 -0.375 -0.04
Prot (kg) -1.92 -0.441 0.85
Fertility Sub Index 4.03
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 1.65 1.117 1.84
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 0.02
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 8.63 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 9.41
Live WT (kg) -30.70 -0.307 9.41
Total Carbon Sub Index 16.27

* Based on an €80/tonne carbon price