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 6.06
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -1.29 -0.375 0.48
Prot (kg) -8.96 -0.441 3.95
Fertility Sub Index -6.85
Calving Interval (days) 3.89 -1.459 -5.68
Survival (%) -1.05 1.117 -1.17
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index -1.18
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 3.60 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index -1.75
Live WT (kg) 5.70 -0.307 -1.75
Total Carbon Sub Index -3.21

* Based on an €80/tonne carbon price