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 10.00
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -10.68 -0.375 4.00
Prot (kg) -6.77 -0.441 2.99
Fertility Sub Index 6.10
Calving Interval (days) -2.95 -1.459 4.30
Survival (%) 1.61 1.117 1.80
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.57
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.03 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 26.35

* Based on an €80/tonne carbon price