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 14.54
Milk (kg) -334.00 -0.014 4.68
Fat (kg) -12.49 -0.375 4.68
Prot (kg) -11.76 -0.441 5.19
Fertility Sub Index 9.26
Calving Interval (days) -5.32 -1.459 7.76
Survival (%) 1.34 1.117 1.50
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index 1.36
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.63 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index -0.95
Live WT (kg) 3.10 -0.307 -0.95
Total Carbon Sub Index 24.44

* Based on an €80/tonne carbon price