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 0.99
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -1.23 -0.375 0.46
Prot (kg) -0.41 -0.441 0.18
Fertility Sub Index -0.30
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) 1.27 1.117 1.42
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index -2.03
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 8.12 -0.432 -3.51
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 4.67

* Based on an €80/tonne carbon price