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 9.11
Milk (kg) -333.00 -0.014 4.66
Fat (kg) -5.44 -0.375 2.04
Prot (kg) -5.46 -0.441 2.41
Fertility Sub Index 3.15
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) 0.99 1.117 1.11
Calving Sub Index -0.41
Gestation Length (days) 0.45 -0.919 -0.41
Beef Sub Index -1.53
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 5.87 -0.432 -2.53
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 15.22

* Based on an €80/tonne carbon price