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 21.45
Milk (kg) -432.00 -0.014 6.05
Fat (kg) -20.31 -0.375 7.61
Prot (kg) -17.65 -0.441 7.79
Fertility Sub Index 8.75
Calving Interval (days) -4.36 -1.459 6.36
Survival (%) 2.14 1.117 2.39
Calving Sub Index -0.91
Gestation Length (days) 0.99 -0.919 -0.91
Beef Sub Index 1.70
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 34.32

* Based on an €80/tonne carbon price