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 -1.14
Milk (kg) 87.00 -0.014 -1.22
Fat (kg) -1.27 -0.375 0.48
Prot (kg) 0.90 -0.441 -0.40
Fertility Sub Index -2.02
Calving Interval (days) 1.40 -1.459 -2.04
Survival (%) 0.02 1.117 0.02
Calving Sub Index 1.19
Gestation Length (days) -1.29 -0.919 1.19
Beef Sub Index -2.15
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 2.29 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index -1.69
Live WT (kg) 5.50 -0.307 -1.69
Total Carbon Sub Index -5.81

* Based on an €80/tonne carbon price