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 4.31
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -3.42 -0.375 1.28
Prot (kg) -2.87 -0.441 1.27
Fertility Sub Index -0.67
Calving Interval (days) 0.34 -1.459 -0.50
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.00
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 0.49 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 4.48

* Based on an €80/tonne carbon price