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 1.29
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -0.83 -0.375 0.31
Prot (kg) -0.51 -0.441 0.23
Fertility Sub Index -0.62
Calving Interval (days) 1.61 -1.459 -2.35
Survival (%) 1.55 1.117 1.73
Calving Sub Index -1.92
Gestation Length (days) 2.09 -0.919 -1.92
Beef Sub Index 0.13
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.49 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 2.74

* Based on an €80/tonne carbon price