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 8.69
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -4.89 -0.375 1.83
Prot (kg) -9.35 -0.441 4.13
Fertility Sub Index 0.29
Calving Interval (days) 0.00 -1.459 0.00
Survival (%) 0.26 1.117 0.29
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index -0.40
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.75 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index -4.66
Live WT (kg) 15.20 -0.307 -4.66
Total Carbon Sub Index 4.17

* Based on an €80/tonne carbon price