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 9.90
Milk (kg) -301.00 -0.014 4.21
Fat (kg) -5.95 -0.375 2.23
Prot (kg) -7.84 -0.441 3.46
Fertility Sub Index 3.80
Calving Interval (days) -2.27 -1.459 3.31
Survival (%) 0.44 1.117 0.49
Calving Sub Index -1.00
Gestation Length (days) 1.09 -0.919 -1.00
Beef Sub Index 0.30
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.85 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 18.01

* Based on an €80/tonne carbon price