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 4.08
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -0.57 -0.375 0.21
Prot (kg) -3.43 -0.441 1.51
Fertility Sub Index -2.51
Calving Interval (days) 2.42 -1.459 -3.53
Survival (%) 0.91 1.117 1.02
Calving Sub Index -1.12
Gestation Length (days) 1.22 -0.919 -1.12
Beef Sub Index -0.33
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 4.07 -0.432 -1.76
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 2.22

* Based on an €80/tonne carbon price