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 7.51
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -7.58 -0.375 2.84
Prot (kg) -6.61 -0.441 2.92
Fertility Sub Index 7.00
Calving Interval (days) -3.32 -1.459 4.84
Survival (%) 1.93 1.117 2.16
Calving Sub Index -1.51
Gestation Length (days) 1.64 -0.919 -1.51
Beef Sub Index -3.32
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 7.20 -0.432 -3.11
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 14.77

* Based on an €80/tonne carbon price