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 5.23
Milk (kg) -205.00 -0.014 2.87
Fat (kg) -0.38 -0.375 0.14
Prot (kg) -5.02 -0.441 2.22
Fertility Sub Index 5.79
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) 0.90 1.117 1.01
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 3.27
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 21.51

* Based on an €80/tonne carbon price