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 5.17
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -4.20 -0.375 1.57
Prot (kg) -4.29 -0.441 1.89
Fertility Sub Index 12.49
Calving Interval (days) -6.53 -1.459 9.53
Survival (%) 2.65 1.117 2.96
Calving Sub Index -0.56
Gestation Length (days) 0.61 -0.919 -0.56
Beef Sub Index 0.29
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 3.11
Live WT (kg) -10.15 -0.307 3.11
Total Carbon Sub Index 20.50

* Based on an €80/tonne carbon price