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 1.37
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -5.38 -0.375 2.02
Prot (kg) 4.19 -0.441 -1.85
Fertility Sub Index 3.44
Calving Interval (days) -2.81 -1.459 4.10
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 2.46
Gestation Length (days) -2.68 -0.919 2.46
Beef Sub Index -0.69
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 6.83

* Based on an €80/tonne carbon price