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 -8.08
Milk (kg) 306.00 -0.014 -4.28
Fat (kg) 4.20 -0.375 -1.57
Prot (kg) 5.04 -0.441 -2.22
Fertility Sub Index -0.35
Calving Interval (days) 0.07 -1.459 -0.10
Survival (%) -0.22 1.117 -0.25
Calving Sub Index -0.23
Gestation Length (days) 0.25 -0.919 -0.23
Beef Sub Index 0.20
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index -5.95

* Based on an €80/tonne carbon price