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 16.24
Milk (kg) -398.00 -0.014 5.57
Fat (kg) -12.36 -0.375 4.63
Prot (kg) -13.69 -0.441 6.04
Fertility Sub Index 5.42
Calving Interval (days) -3.25 -1.459 4.74
Survival (%) 0.61 1.117 0.68
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index 0.36
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.25 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 24.31

* Based on an €80/tonne carbon price