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 8.80
Milk (kg) -272.00 -0.014 3.81
Fat (kg) -6.71 -0.375 2.51
Prot (kg) -5.61 -0.441 2.48
Fertility Sub Index 2.08
Calving Interval (days) -1.32 -1.459 1.93
Survival (%) 0.14 1.117 0.16
Calving Sub Index -0.65
Gestation Length (days) 0.71 -0.919 -0.65
Beef Sub Index 0.94
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 14.02

* Based on an €80/tonne carbon price