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 5.39
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -3.07 -0.375 1.15
Prot (kg) -5.29 -0.441 2.33
Fertility Sub Index 12.03
Calving Interval (days) -6.16 -1.459 8.99
Survival (%) 2.72 1.117 3.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.15
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 16.69

* Based on an €80/tonne carbon price