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 5.27
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -2.68 -0.375 1.00
Prot (kg) -4.72 -0.441 2.08
Fertility Sub Index 4.16
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 0.68
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.37 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 13.02

* Based on an €80/tonne carbon price