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 0.72
Milk (kg) 29.00 -0.014 -0.41
Fat (kg) -3.59 -0.375 1.34
Prot (kg) 0.49 -0.441 -0.22
Fertility Sub Index 1.89
Calving Interval (days) -0.83 -1.459 1.21
Survival (%) 0.61 1.117 0.68
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.53
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 5.13

* Based on an €80/tonne carbon price