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 -4.22
Milk (kg) 77.00 -0.014 -1.08
Fat (kg) 5.56 -0.375 -2.08
Prot (kg) 2.41 -0.441 -1.06
Fertility Sub Index 0.11
Calving Interval (days) -0.14 -1.459 0.20
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.12
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index -2.49

* Based on an €80/tonne carbon price