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 21.56
Milk (kg) -354.00 -0.014 4.96
Fat (kg) -24.02 -0.375 9.00
Prot (kg) -17.24 -0.441 7.61
Fertility Sub Index 7.27
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 2.59 1.117 2.89
Calving Sub Index -1.36
Gestation Length (days) 1.48 -0.919 -1.36
Beef Sub Index -1.70
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 7.85 -0.432 -3.39
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 32.49

* Based on an €80/tonne carbon price