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 18.58
Milk (kg) -378.00 -0.014 5.29
Fat (kg) -23.21 -0.375 8.69
Prot (kg) -10.40 -0.441 4.59
Fertility Sub Index 5.51
Calving Interval (days) -3.19 -1.459 4.65
Survival (%) 0.77 1.117 0.86
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.39
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 25.92

* Based on an €80/tonne carbon price