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 1.86
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -1.56 -0.375 0.58
Prot (kg) -1.30 -0.441 0.57
Fertility Sub Index -1.85
Calving Interval (days) 1.87 -1.459 -2.73
Survival (%) 0.79 1.117 0.88
Calving Sub Index -0.85
Gestation Length (days) 0.93 -0.919 -0.85
Beef Sub Index -1.18
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 5.18 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 2.06

* Based on an €80/tonne carbon price