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 3.83
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -2.25 -0.375 0.84
Prot (kg) -3.09 -0.441 1.36
Fertility Sub Index 4.94
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 0.27 1.117 0.30
Calving Sub Index 1.07
Gestation Length (days) -1.16 -0.919 1.07
Beef Sub Index 5.17
Carcass Weight (kg) -9.60 -0.528 5.06
Age of Slaughter (days) -0.24 -0.432 0.10
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 20.06

* Based on an €80/tonne carbon price