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 -6.99
Milk (kg) 90.00 -0.014 -1.26
Fat (kg) 5.43 -0.375 -2.03
Prot (kg) 8.37 -0.441 -3.69
Fertility Sub Index -5.40
Calving Interval (days) 2.75 -1.459 -4.01
Survival (%) -1.24 1.117 -1.39
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.16
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -0.50 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index -11.56

* Based on an €80/tonne carbon price