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 0.38
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -0.38 -0.375 0.14
Prot (kg) 0.74 -0.441 -0.33
Fertility Sub Index -1.99
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 1.39
Gestation Length (days) -1.51 -0.919 1.39
Beef Sub Index -0.85
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index -0.21

* Based on an €80/tonne carbon price