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 4.06
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -1.60 -0.375 0.60
Prot (kg) -5.17 -0.441 2.28
Fertility Sub Index 0.43
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 0.03 1.117 0.03
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 0.46
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.26 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 5.50

* Based on an €80/tonne carbon price