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 2.05
Milk (kg) -28.00 -0.014 0.39
Fat (kg) -2.76 -0.375 1.03
Prot (kg) -1.42 -0.441 0.63
Fertility Sub Index 7.43
Calving Interval (days) -3.83 -1.459 5.59
Survival (%) 1.65 1.117 1.84
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -1.71
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 10.56

* Based on an €80/tonne carbon price