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 0.32
Milk (kg) -36.00 -0.014 0.50
Fat (kg) 0.86 -0.375 -0.32
Prot (kg) -0.31 -0.441 0.14
Fertility Sub Index 6.62
Calving Interval (days) -3.30 -1.459 4.81
Survival (%) 1.62 1.117 1.81
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.55
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 0.57 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 16.87

* Based on an €80/tonne carbon price