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 7.35
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -7.74 -0.375 2.90
Prot (kg) -7.14 -0.441 3.15
Fertility Sub Index 5.03
Calving Interval (days) -3.30 -1.459 4.81
Survival (%) 0.19 1.117 0.21
Calving Sub Index -0.87
Gestation Length (days) 0.95 -0.919 -0.87
Beef Sub Index 0.45
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 14.01

* Based on an €80/tonne carbon price