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 6.10
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -8.22 -0.375 3.08
Prot (kg) -2.57 -0.441 1.13
Fertility Sub Index 12.19
Calving Interval (days) -5.39 -1.459 7.86
Survival (%) 3.87 1.117 4.32
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.85
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 4.29 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 23.73

* Based on an €80/tonne carbon price