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 0.16
Milk (kg) -2.00 -0.014 0.03
Fat (kg) -0.21 -0.375 0.08
Prot (kg) -0.12 -0.441 0.05
Fertility Sub Index 6.30
Calving Interval (days) -3.59 -1.459 5.24
Survival (%) 0.95 1.117 1.06
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index 0.05
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 9.88

* Based on an €80/tonne carbon price