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 5.14
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -8.42 -0.375 3.15
Prot (kg) -1.32 -0.441 0.58
Fertility Sub Index 3.70
Calving Interval (days) -1.57 -1.459 2.29
Survival (%) 1.26 1.117 1.41
Calving Sub Index -0.12
Gestation Length (days) 0.13 -0.919 -0.12
Beef Sub Index 1.32
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.74 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 13.38

* Based on an €80/tonne carbon price