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 3.32
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -2.57 -0.375 0.96
Prot (kg) -2.93 -0.441 1.29
Fertility Sub Index 6.93
Calving Interval (days) -3.30 -1.459 4.81
Survival (%) 1.89 1.117 2.11
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.40
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -1.41 -0.432 0.61
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 22.83

* Based on an €80/tonne carbon price