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 5.15
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -7.58 -0.375 2.84
Prot (kg) -4.04 -0.441 1.78
Fertility Sub Index 3.79
Calving Interval (days) -1.89 -1.459 2.76
Survival (%) 0.92 1.117 1.03
Calving Sub Index -0.10
Gestation Length (days) 0.11 -0.919 -0.10
Beef Sub Index 2.58
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) -0.60 -0.432 0.26
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 17.55

* Based on an €80/tonne carbon price