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 20.92
Milk (kg) -372.00 -0.014 5.21
Fat (kg) -19.72 -0.375 7.39
Prot (kg) -18.86 -0.441 8.32
Fertility Sub Index 6.90
Calving Interval (days) -4.50 -1.459 6.57
Survival (%) 0.30 1.117 0.34
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index -0.35
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 4.11 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 28.62

* Based on an €80/tonne carbon price