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 10.53
Milk (kg) -257.00 -0.014 3.60
Fat (kg) -6.69 -0.375 2.51
Prot (kg) -10.03 -0.441 4.43
Fertility Sub Index 4.30
Calving Interval (days) -2.39 -1.459 3.49
Survival (%) 0.73 1.117 0.82
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index 1.88
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 2.85 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 18.71

* Based on an €80/tonne carbon price