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 8.96
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -8.79 -0.375 3.29
Prot (kg) -6.90 -0.441 3.05
Fertility Sub Index 8.43
Calving Interval (days) -4.69 -1.459 6.84
Survival (%) 1.42 1.117 1.59
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.56
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.85 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 26.38

* Based on an €80/tonne carbon price