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 8.16
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -10.26 -0.375 3.84
Prot (kg) -4.65 -0.441 2.05
Fertility Sub Index 9.17
Calving Interval (days) -5.43 -1.459 7.92
Survival (%) 1.12 1.117 1.25
Calving Sub Index -1.31
Gestation Length (days) 1.42 -0.919 -1.31
Beef Sub Index -0.65
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 1.39 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 21.38

* Based on an €80/tonne carbon price