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 -10.00
Milk (kg) -45.00 -0.014 0.63
Fat (kg) 18.50 -0.375 -6.93
Prot (kg) 8.38 -0.441 -3.70
Fertility Sub Index 6.51
Calving Interval (days) -3.09 -1.459 4.51
Survival (%) 1.79 1.117 2.00
Calving Sub Index 3.00
Gestation Length (days) -3.26 -0.919 3.00
Beef Sub Index 2.06
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.60 -0.432 0.69
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 4.33

* Based on an €80/tonne carbon price