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 8.37
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -9.80 -0.375 3.67
Prot (kg) -4.55 -0.441 2.01
Fertility Sub Index 4.82
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) 0.92 1.117 1.03
Calving Sub Index -1.66
Gestation Length (days) 1.81 -0.919 -1.66
Beef Sub Index -1.88
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 12.77

* Based on an €80/tonne carbon price