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 4.20
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -2.76 -0.375 1.03
Prot (kg) -3.74 -0.441 1.65
Fertility Sub Index 6.42
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 1.55 1.117 1.73
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 1.31
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -0.46 -0.432 0.20
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 20.19

* Based on an €80/tonne carbon price