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 3.97
Milk (kg) -238.00 -0.014 3.33
Fat (kg) 2.57 -0.375 -0.96
Prot (kg) -3.63 -0.441 1.60
Fertility Sub Index -0.25
Calving Interval (days) 0.23 -1.459 -0.34
Survival (%) 0.08 1.117 0.09
Calving Sub Index 1.64
Gestation Length (days) -1.78 -0.919 1.64
Beef Sub Index 0.09
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 4.43 -0.432 -1.91
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 8.85

* Based on an €80/tonne carbon price