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 1.94
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -1.34 -0.375 0.50
Prot (kg) -1.36 -0.441 0.60
Fertility Sub Index 4.90
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 0.19 1.117 0.21
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.21
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -0.48 -0.432 0.21
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 8.31

* Based on an €80/tonne carbon price