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 0.74
Milk (kg) -25.00 -0.014 0.35
Fat (kg) 0.57 -0.375 -0.21
Prot (kg) -1.36 -0.441 0.60
Fertility Sub Index 0.76
Calving Interval (days) -0.46 -1.459 0.67
Survival (%) 0.08 1.117 0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.25
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 3.42

* Based on an €80/tonne carbon price