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 11.37
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -9.38 -0.375 3.51
Prot (kg) -9.75 -0.441 4.30
Fertility Sub Index 11.21
Calving Interval (days) -5.69 -1.459 8.30
Survival (%) 2.60 1.117 2.90
Calving Sub Index 1.55
Gestation Length (days) -1.69 -0.919 1.55
Beef Sub Index -0.95
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 25.11

* Based on an €80/tonne carbon price