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 11.38
Milk (kg) -366.00 -0.014 5.12
Fat (kg) -6.80 -0.375 2.55
Prot (kg) -8.41 -0.441 3.71
Fertility Sub Index 8.13
Calving Interval (days) -4.08 -1.459 5.95
Survival (%) 1.95 1.117 2.18
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 2.86
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 0.21 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 24.13

* Based on an €80/tonne carbon price