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 1.22
Milk (kg) -28.00 -0.014 0.39
Fat (kg) -4.97 -0.375 1.86
Prot (kg) 2.34 -0.441 -1.03
Fertility Sub Index 4.82
Calving Interval (days) -2.18 -1.459 3.18
Survival (%) 1.47 1.117 1.64
Calving Sub Index -1.30
Gestation Length (days) 1.41 -0.919 -1.30
Beef Sub Index -3.69
Carcass Weight (kg) 5.40 -0.528 -2.85
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index -2.02
Live WT (kg) 6.60 -0.307 -2.02
Total Carbon Sub Index -0.97

* Based on an €80/tonne carbon price