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 24.08
Milk (kg) -471.00 -0.014 6.59
Fat (kg) -23.35 -0.375 8.75
Prot (kg) -19.81 -0.441 8.74
Fertility Sub Index 3.14
Calving Interval (days) -1.99 -1.459 2.90
Survival (%) 0.21 1.117 0.23
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 0.09
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 30.53

* Based on an €80/tonne carbon price