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 6.00
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -5.27 -0.375 1.97
Prot (kg) -6.31 -0.441 2.78
Fertility Sub Index 9.11
Calving Interval (days) -4.34 -1.459 6.33
Survival (%) 2.49 1.117 2.78
Calving Sub Index -0.67
Gestation Length (days) 0.73 -0.919 -0.67
Beef Sub Index 2.37
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -4.03 -0.432 1.74
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 19.24

* Based on an €80/tonne carbon price