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 24.23
Milk (kg) -518.00 -0.014 7.25
Fat (kg) -21.68 -0.375 8.12
Prot (kg) -20.08 -0.441 8.86
Fertility Sub Index 3.72
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) -0.33 1.117 -0.37
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index 1.50
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.41 -0.432 0.18
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 31.51

* Based on an €80/tonne carbon price