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 7.45
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -6.86 -0.375 2.57
Prot (kg) -5.03 -0.441 2.22
Fertility Sub Index 7.72
Calving Interval (days) -3.89 -1.459 5.68
Survival (%) 1.83 1.117 2.04
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -1.26
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 4.62 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 20.20

* Based on an €80/tonne carbon price