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 -1.15
Milk (kg) 7.00 -0.014 -0.10
Fat (kg) 1.81 -0.375 -0.68
Prot (kg) 0.85 -0.441 -0.38
Fertility Sub Index -3.58
Calving Interval (days) 1.72 -1.459 -2.51
Survival (%) -0.96 1.117 -1.07
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index 0.21
Carcass Weight (kg) -1.15 -0.528 0.61
Age of Slaughter (days) 0.93 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index -3.32

* Based on an €80/tonne carbon price