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 6.11
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -2.15 -0.375 0.81
Prot (kg) -4.88 -0.441 2.15
Fertility Sub Index 2.54
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) 1.03 1.117 1.15
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index 2.51
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 13.08

* Based on an €80/tonne carbon price