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 12.41
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -12.07 -0.375 4.52
Prot (kg) -9.63 -0.441 4.25
Fertility Sub Index 2.49
Calving Interval (days) -1.43 -1.459 2.09
Survival (%) 0.36 1.117 0.40
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.81
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.52 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 16.43

* Based on an €80/tonne carbon price