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 1.32
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) -4.27 -0.375 1.60
Prot (kg) 0.58 -0.441 -0.26
Fertility Sub Index 6.64
Calving Interval (days) -2.93 -1.459 4.27
Survival (%) 2.12 1.117 2.37
Calving Sub Index -1.51
Gestation Length (days) 1.64 -0.919 -1.51
Beef Sub Index -2.66
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 8.24 -0.432 -3.56
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 10.33

* Based on an €80/tonne carbon price