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 9.39
Milk (kg) -285.00 -0.014 3.99
Fat (kg) -6.70 -0.375 2.51
Prot (kg) -6.55 -0.441 2.89
Fertility Sub Index 3.32
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) 1.34 1.117 1.50
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.26
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 16.60

* Based on an €80/tonne carbon price