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 9.80
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -10.65 -0.375 3.99
Prot (kg) -7.62 -0.441 3.36
Fertility Sub Index 3.48
Calving Interval (days) -1.76 -1.459 2.57
Survival (%) 0.82 1.117 0.92
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index 2.32
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -0.74 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 15.51

* Based on an €80/tonne carbon price