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 11.22
Milk (kg) -214.00 -0.014 3.00
Fat (kg) -13.15 -0.375 4.93
Prot (kg) -7.47 -0.441 3.30
Fertility Sub Index 0.06
Calving Interval (days) 0.15 -1.459 -0.22
Survival (%) 0.25 1.117 0.28
Calving Sub Index -2.17
Gestation Length (days) 2.36 -0.919 -2.17
Beef Sub Index -2.92
Carcass Weight (kg) 5.30 -0.528 -2.80
Age of Slaughter (days) 0.29 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index -0.71
Live WT (kg) 2.30 -0.307 -0.71
Total Carbon Sub Index 5.48

* Based on an €80/tonne carbon price