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 1.52
Milk (kg) -136.00 -0.014 1.90
Fat (kg) 0.23 -0.375 -0.09
Prot (kg) 0.67 -0.441 -0.30
Fertility Sub Index 8.51
Calving Interval (days) -4.10 -1.459 5.98
Survival (%) 2.26 1.117 2.52
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.04
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 18.34

* Based on an €80/tonne carbon price