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 18.33
Milk (kg) -373.00 -0.014 5.22
Fat (kg) -15.49 -0.375 5.80
Prot (kg) -16.56 -0.441 7.31
Fertility Sub Index 2.73
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) 0.22 1.117 0.25
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.11
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 22.51

* Based on an €80/tonne carbon price