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 9.60
Milk (kg) -274.00 -0.014 3.84
Fat (kg) -7.98 -0.375 2.99
Prot (kg) -6.28 -0.441 2.77
Fertility Sub Index 5.40
Calving Interval (days) -2.90 -1.459 4.23
Survival (%) 1.05 1.117 1.17
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.32
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 6.96
Live WT (kg) -22.70 -0.307 6.96
Total Carbon Sub Index 28.25

* Based on an €80/tonne carbon price