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 5.20
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -5.53 -0.375 2.07
Prot (kg) -3.28 -0.441 1.45
Fertility Sub Index 4.51
Calving Interval (days) -2.84 -1.459 4.14
Survival (%) 0.33 1.117 0.37
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.64
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) -2.09 -0.432 0.90
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 16.56

* Based on an €80/tonne carbon price