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 12.99
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -13.79 -0.375 5.17
Prot (kg) -13.20 -0.441 5.83
Fertility Sub Index 5.40
Calving Interval (days) -3.34 -1.459 4.87
Survival (%) 0.47 1.117 0.53
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index -1.48
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index -0.09
Live WT (kg) 0.30 -0.307 -0.09
Total Carbon Sub Index 17.33

* Based on an €80/tonne carbon price