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 10.10
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -9.26 -0.375 3.47
Prot (kg) -8.04 -0.441 3.55
Fertility Sub Index 8.39
Calving Interval (days) -5.01 -1.459 7.31
Survival (%) 0.97 1.117 1.08
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index 1.00
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.00 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 20.22

* Based on an €80/tonne carbon price