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 23.28
Milk (kg) -611.00 -0.014 8.55
Fat (kg) -18.27 -0.375 6.84
Prot (kg) -17.85 -0.441 7.88
Fertility Sub Index 6.79
Calving Interval (days) -3.50 -1.459 5.11
Survival (%) 1.51 1.117 1.69
Calving Sub Index -1.20
Gestation Length (days) 1.31 -0.919 -1.20
Beef Sub Index -3.89
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 8.16 -0.432 -3.52
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 30.49

* Based on an €80/tonne carbon price