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 3.63
Milk (kg) -9.00 -0.014 0.13
Fat (kg) -5.48 -0.375 2.05
Prot (kg) -3.29 -0.441 1.45
Fertility Sub Index -5.95
Calving Interval (days) 2.98 -1.459 -4.35
Survival (%) -1.43 1.117 -1.60
Calving Sub Index 0.88
Gestation Length (days) -0.96 -0.919 0.88
Beef Sub Index 0.31
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.81 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 0.23

* Based on an €80/tonne carbon price