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 2.60
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) -2.49 -0.375 0.93
Prot (kg) -4.26 -0.441 1.88
Fertility Sub Index -0.28
Calving Interval (days) 0.49 -1.459 -0.71
Survival (%) 0.39 1.117 0.44
Calving Sub Index -0.10
Gestation Length (days) 0.11 -0.919 -0.10
Beef Sub Index -2.54
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 6.26 -0.432 -2.70
Maintenance Sub Index Maint. Sub Index -2.76
Live WT (kg) 9.00 -0.307 -2.76
Total Carbon Sub Index -3.08

* Based on an €80/tonne carbon price