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 13.91
Milk (kg) -265.00 -0.014 3.71
Fat (kg) -12.79 -0.375 4.79
Prot (kg) -12.26 -0.441 5.41
Fertility Sub Index 7.00
Calving Interval (days) -4.40 -1.459 6.42
Survival (%) 0.52 1.117 0.58
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index -0.02
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.02 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 23.46

* Based on an €80/tonne carbon price