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 -2.02
Milk (kg) -19.00 -0.014 0.27
Fat (kg) 3.29 -0.375 -1.23
Prot (kg) 2.39 -0.441 -1.05
Fertility Sub Index -0.30
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) -0.84 1.117 -0.94
Calving Sub Index 2.48
Gestation Length (days) -2.70 -0.919 2.48
Beef Sub Index 1.85
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 6.84 -0.432 -2.95
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 8.49

* Based on an €80/tonne carbon price