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 -6.36
Milk (kg) -8.00 -0.014 0.11
Fat (kg) 10.55 -0.375 -3.95
Prot (kg) 5.71 -0.441 -2.52
Fertility Sub Index 2.15
Calving Interval (days) -0.57 -1.459 0.83
Survival (%) 1.18 1.117 1.32
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.48
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.44 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 7.17

* Based on an €80/tonne carbon price