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 25.10
Milk (kg) -633.00 -0.014 8.86
Fat (kg) -21.17 -0.375 7.93
Prot (kg) -18.83 -0.441 8.31
Fertility Sub Index 7.40
Calving Interval (days) -4.34 -1.459 6.33
Survival (%) 0.96 1.117 1.07
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -0.37
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 35.56

* Based on an €80/tonne carbon price