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 3.17
Milk (kg) -212.00 -0.014 2.97
Fat (kg) -1.61 -0.375 0.60
Prot (kg) 0.90 -0.441 -0.40
Fertility Sub Index 4.96
Calving Interval (days) -2.56 -1.459 3.74
Survival (%) 1.10 1.117 1.23
Calving Sub Index 2.98
Gestation Length (days) -3.24 -0.919 2.98
Beef Sub Index -2.75
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 7.23 -0.432 -3.12
Maintenance Sub Index Maint. Sub Index -5.52
Live WT (kg) 18.00 -0.307 -5.52
Total Carbon Sub Index 2.84

* Based on an €80/tonne carbon price