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 10.57
Milk (kg) -309.00 -0.014 4.33
Fat (kg) -5.31 -0.375 1.99
Prot (kg) -9.65 -0.441 4.26
Fertility Sub Index 7.36
Calving Interval (days) -3.24 -1.459 4.73
Survival (%) 2.36 1.117 2.64
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 2.45
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 1.16 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 23.67

* Based on an €80/tonne carbon price