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 -4.50
Milk (kg) 75.00 -0.014 -1.05
Fat (kg) 5.93 -0.375 -2.22
Prot (kg) 2.79 -0.441 -1.23
Fertility Sub Index 4.59
Calving Interval (days) -2.38 -1.459 3.47
Survival (%) 1.00 1.117 1.12
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index 0.22
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 3.77 -0.432 -1.63
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 5.68

* Based on an €80/tonne carbon price