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 4.75
Milk (kg) -260.00 -0.014 3.64
Fat (kg) 2.69 -0.375 -1.01
Prot (kg) -4.79 -0.441 2.11
Fertility Sub Index 6.94
Calving Interval (days) -4.32 -1.459 6.30
Survival (%) 0.57 1.117 0.64
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 2.09
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 3.23 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 6.65
Live WT (kg) -21.70 -0.307 6.65
Total Carbon Sub Index 20.88

* Based on an €80/tonne carbon price