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 0.54
Milk (kg) -80.00 -0.014 1.12
Fat (kg) 2.34 -0.375 -0.88
Prot (kg) -0.68 -0.441 0.30
Fertility Sub Index -0.79
Calving Interval (days) 0.44 -1.459 -0.64
Survival (%) -0.13 1.117 -0.15
Calving Sub Index 2.28
Gestation Length (days) -2.48 -0.919 2.28
Beef Sub Index 0.31
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 6.49 -0.432 -2.80
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 9.10

* Based on an €80/tonne carbon price