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 7.82
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -6.55 -0.375 2.45
Prot (kg) -5.88 -0.441 2.60
Fertility Sub Index 7.26
Calving Interval (days) -4.18 -1.459 6.10
Survival (%) 1.04 1.117 1.16
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.67
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 3.57 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 24.07

* Based on an €80/tonne carbon price