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 5.34
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -5.90 -0.375 2.21
Prot (kg) -4.47 -0.441 1.97
Fertility Sub Index -2.11
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) -0.14 1.117 -0.16
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index 3.90
Carcass Weight (kg) -10.60 -0.528 5.59
Age of Slaughter (days) 3.91 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 9.81

* Based on an €80/tonne carbon price