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) -101.00 -0.014 1.41
Fat (kg) -3.43 -0.375 1.28
Prot (kg) -5.55 -0.441 2.45
Fertility Sub Index 5.77
Calving Interval (days) -2.78 -1.459 4.06
Survival (%) 1.53 1.117 1.71
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index -0.51
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 12.69

* Based on an €80/tonne carbon price