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 1.45
Milk (kg) -10.00 -0.014 0.14
Fat (kg) -0.86 -0.375 0.32
Prot (kg) -2.24 -0.441 0.99
Fertility Sub Index -5.70
Calving Interval (days) 2.89 -1.459 -4.22
Survival (%) -1.33 1.117 -1.49
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.05
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.33 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index -3.45

* Based on an €80/tonne carbon price