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 -2.30
Milk (kg) -15.00 -0.014 0.21
Fat (kg) 7.70 -0.375 -2.88
Prot (kg) -0.85 -0.441 0.38
Fertility Sub Index 6.35
Calving Interval (days) -3.38 -1.459 4.93
Survival (%) 1.27 1.117 1.42
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index 2.34
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -1.51 -0.432 0.65
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 9.66

* Based on an €80/tonne carbon price