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 6.51
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -6.59 -0.375 2.47
Prot (kg) -4.50 -0.441 1.99
Fertility Sub Index 7.70
Calving Interval (days) -3.35 -1.459 4.89
Survival (%) 2.52 1.117 2.82
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.86
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 22.51

* Based on an €80/tonne carbon price