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 11.70
Milk (kg) -499.00 -0.014 6.99
Fat (kg) -0.41 -0.375 0.15
Prot (kg) -10.33 -0.441 4.56
Fertility Sub Index 6.03
Calving Interval (days) -2.56 -1.459 3.74
Survival (%) 2.05 1.117 2.29
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 5.19
Carcass Weight (kg) -15.30 -0.528 8.07
Age of Slaughter (days) 6.68 -0.432 -2.88
Maintenance Sub Index Maint. Sub Index 16.98
Live WT (kg) -55.40 -0.307 16.98
Total Carbon Sub Index 40.79

* Based on an €80/tonne carbon price