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 9.55
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -12.85 -0.375 4.81
Prot (kg) -6.49 -0.441 2.86
Fertility Sub Index 6.79
Calving Interval (days) -4.08 -1.459 5.95
Survival (%) 0.75 1.117 0.84
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index 0.24
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 0.18 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 20.17

* Based on an €80/tonne carbon price