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 9.85
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -4.80 -0.375 1.80
Prot (kg) -7.93 -0.441 3.50
Fertility Sub Index 6.50
Calving Interval (days) -4.24 -1.459 6.19
Survival (%) 0.28 1.117 0.31
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index 2.96
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) -0.01 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 23.43

* Based on an €80/tonne carbon price