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 10.91
Milk (kg) -255.00 -0.014 3.57
Fat (kg) -11.83 -0.375 4.43
Prot (kg) -6.59 -0.441 2.91
Fertility Sub Index 3.81
Calving Interval (days) -2.31 -1.459 3.37
Survival (%) 0.39 1.117 0.44
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.90
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) 4.15 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 17.68

* Based on an €80/tonne carbon price