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 0.83
Milk (kg) 49.00 -0.014 -0.69
Fat (kg) -3.72 -0.375 1.39
Prot (kg) -0.28 -0.441 0.12
Fertility Sub Index 0.06
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) 0.00 1.117 0.00
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.29
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 0.30 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 1.79

* Based on an €80/tonne carbon price