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 0.34
Milk (kg) -61.00 -0.014 0.85
Fat (kg) 2.21 -0.375 -0.83
Prot (kg) -0.71 -0.441 0.31
Fertility Sub Index 4.08
Calving Interval (days) -1.60 -1.459 2.33
Survival (%) 1.56 1.117 1.74
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -2.27
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 8.69 -0.432 -3.75
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 9.60

* Based on an €80/tonne carbon price