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 7.10
Milk (kg) -272.00 -0.014 3.81
Fat (kg) -1.27 -0.375 0.48
Prot (kg) -6.38 -0.441 2.82
Fertility Sub Index -0.30
Calving Interval (days) 0.14 -1.459 -0.20
Survival (%) -0.09 1.117 -0.10
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index 0.44
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 9.55

* Based on an €80/tonne carbon price