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 18.61
Milk (kg) -428.00 -0.014 5.99
Fat (kg) -15.10 -0.375 5.66
Prot (kg) -15.77 -0.441 6.96
Fertility Sub Index 11.89
Calving Interval (days) -7.88 -1.459 11.50
Survival (%) 0.35 1.117 0.39
Calving Sub Index -0.19
Gestation Length (days) 0.21 -0.919 -0.19
Beef Sub Index 2.20
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 0.40 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 35.93

* Based on an €80/tonne carbon price