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 12.32
Milk (kg) -292.00 -0.014 4.09
Fat (kg) -8.83 -0.375 3.31
Prot (kg) -11.15 -0.441 4.92
Fertility Sub Index 9.03
Calving Interval (days) -5.14 -1.459 7.50
Survival (%) 1.37 1.117 1.53
Calving Sub Index -0.98
Gestation Length (days) 1.07 -0.919 -0.98
Beef Sub Index 0.66
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.28 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 25.16

* Based on an €80/tonne carbon price