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 4.13
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -10.97 -0.375 4.11
Prot (kg) 1.31 -0.441 -0.58
Fertility Sub Index 5.01
Calving Interval (days) -2.50 -1.459 3.65
Survival (%) 1.22 1.117 1.36
Calving Sub Index -1.19
Gestation Length (days) 1.29 -0.919 -1.19
Beef Sub Index -5.77
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) 8.24 -0.432 -3.56
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 4.67

* Based on an €80/tonne carbon price