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 21.27
Milk (kg) -292.00 -0.014 4.09
Fat (kg) -24.96 -0.375 9.35
Prot (kg) -17.74 -0.441 7.83
Fertility Sub Index 6.75
Calving Interval (days) -4.06 -1.459 5.92
Survival (%) 0.74 1.117 0.83
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index -0.51
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 31.03

* Based on an €80/tonne carbon price