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 0.64
Milk (kg) -5.00 -0.014 0.07
Fat (kg) -0.80 -0.375 0.30
Prot (kg) -0.61 -0.441 0.27
Fertility Sub Index 8.45
Calving Interval (days) -4.33 -1.459 6.32
Survival (%) 1.91 1.117 2.13
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index 0.72
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.40 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 13.13

* Based on an €80/tonne carbon price