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 2.26
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -2.85 -0.375 1.07
Prot (kg) -0.80 -0.441 0.35
Fertility Sub Index -0.38
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) 1.20 1.117 1.34
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index -2.05
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.29 -0.432 -3.58
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 5.77

* Based on an €80/tonne carbon price