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 6.32
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -2.18 -0.375 0.82
Prot (kg) -7.08 -0.441 3.12
Fertility Sub Index -1.29
Calving Interval (days) 0.72 -1.459 -1.05
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index 0.97
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.69 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 8.19

* Based on an €80/tonne carbon price