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 4.63
Milk (kg) -196.00 -0.014 2.74
Fat (kg) -0.25 -0.375 0.09
Prot (kg) -4.07 -0.441 1.80
Fertility Sub Index 4.78
Calving Interval (days) -4.56 -1.459 6.65
Survival (%) -1.68 1.117 -1.88
Calving Sub Index -3.12
Gestation Length (days) 3.39 -0.919 -3.12
Beef Sub Index 1.59
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -3.81 -0.432 1.64
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 8.65

* Based on an €80/tonne carbon price