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 -5.19
Milk (kg) 33.00 -0.014 -0.46
Fat (kg) 7.51 -0.375 -2.81
Prot (kg) 4.34 -0.441 -1.92
Fertility Sub Index 4.05
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) 3.22 1.117 3.60
Calving Sub Index 2.92
Gestation Length (days) -3.18 -0.919 2.92
Beef Sub Index -3.42
Carcass Weight (kg) 3.00 -0.528 -1.58
Age of Slaughter (days) 4.25 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index -0.89

* Based on an €80/tonne carbon price