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 13.68
Milk (kg) -285.00 -0.014 3.99
Fat (kg) -13.19 -0.375 4.94
Prot (kg) -10.77 -0.441 4.75
Fertility Sub Index 8.06
Calving Interval (days) -5.43 -1.459 7.92
Survival (%) 0.12 1.117 0.13
Calving Sub Index -1.35
Gestation Length (days) 1.47 -0.919 -1.35
Beef Sub Index 1.11
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -0.74 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 24.20

* Based on an €80/tonne carbon price