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 7.20
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -5.86 -0.375 2.19
Prot (kg) -6.29 -0.441 2.78
Fertility Sub Index 4.62
Calving Interval (days) -2.30 -1.459 3.36
Survival (%) 1.13 1.117 1.26
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.39
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.12 -0.432 0.92
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 24.45

* Based on an €80/tonne carbon price