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 5.01
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -5.16 -0.375 1.93
Prot (kg) -3.33 -0.441 1.47
Fertility Sub Index 1.26
Calving Interval (days) 0.34 -1.459 -0.50
Survival (%) 1.57 1.117 1.75
Calving Sub Index -0.71
Gestation Length (days) 0.77 -0.919 -0.71
Beef Sub Index -0.22
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 7.22 -0.432 -3.12
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 10.59

* Based on an €80/tonne carbon price