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 13.28
Milk (kg) -278.00 -0.014 3.89
Fat (kg) -12.04 -0.375 4.51
Prot (kg) -11.06 -0.441 4.88
Fertility Sub Index 7.85
Calving Interval (days) -5.55 -1.459 8.10
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index -0.37
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.21 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 25.31

* Based on an €80/tonne carbon price