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 11.51
Milk (kg) -272.00 -0.014 3.81
Fat (kg) -9.28 -0.375 3.48
Prot (kg) -9.57 -0.441 4.22
Fertility Sub Index 8.85
Calving Interval (days) -4.64 -1.459 6.77
Survival (%) 1.86 1.117 2.08
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 1.03
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 3.24 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 25.43

* Based on an €80/tonne carbon price