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 5.66
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -3.15 -0.375 1.18
Prot (kg) -4.42 -0.441 1.95
Fertility Sub Index 0.35
Calving Interval (days) 1.42 -1.459 -2.07
Survival (%) 2.17 1.117 2.42
Calving Sub Index -1.68
Gestation Length (days) 1.83 -0.919 -1.68
Beef Sub Index -1.32
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 4.89 -0.432 -2.11
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 5.53

* Based on an €80/tonne carbon price