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 18.09
Milk (kg) -288.00 -0.014 4.03
Fat (kg) -21.06 -0.375 7.89
Prot (kg) -13.99 -0.441 6.17
Fertility Sub Index 6.26
Calving Interval (days) -3.25 -1.459 4.74
Survival (%) 1.36 1.117 1.52
Calving Sub Index -1.12
Gestation Length (days) 1.22 -0.919 -1.12
Beef Sub Index -1.64
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 2.94 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 26.83

* Based on an €80/tonne carbon price