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 20.58
Milk (kg) -552.00 -0.014 7.73
Fat (kg) -16.49 -0.375 6.18
Prot (kg) -15.12 -0.441 6.67
Fertility Sub Index 6.23
Calving Interval (days) -3.81 -1.459 5.56
Survival (%) 0.60 1.117 0.67
Calving Sub Index 1.26
Gestation Length (days) -1.37 -0.919 1.26
Beef Sub Index 0.71
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) -3.23 -0.432 1.39
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 31.53

* Based on an €80/tonne carbon price