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 4.35
Milk (kg) -206.00 -0.014 2.88
Fat (kg) -1.39 -0.375 0.52
Prot (kg) -2.14 -0.441 0.94
Fertility Sub Index 7.90
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) 3.45 1.117 3.85
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -1.90
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 17.58

* Based on an €80/tonne carbon price