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 0.28
Milk (kg) -36.00 -0.014 0.50
Fat (kg) 0.34 -0.375 -0.13
Prot (kg) 0.22 -0.441 -0.10
Fertility Sub Index -1.05
Calving Interval (days) 1.27 -1.459 -1.85
Survival (%) 0.72 1.117 0.80
Calving Sub Index -1.32
Gestation Length (days) 1.44 -0.919 -1.32
Beef Sub Index 0.86
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 3.63 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 4.53

* Based on an €80/tonne carbon price