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 -1.46
Milk (kg) -43.00 -0.014 0.60
Fat (kg) 2.85 -0.375 -1.07
Prot (kg) 2.26 -0.441 -1.00
Fertility Sub Index 0.95
Calving Interval (days) 0.76 -1.459 -1.11
Survival (%) 1.84 1.117 2.06
Calving Sub Index 2.05
Gestation Length (days) -2.23 -0.919 2.05
Beef Sub Index 2.79
Carcass Weight (kg) -9.30 -0.528 4.91
Age of Slaughter (days) 4.90 -0.432 -2.12
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 10.42

* Based on an €80/tonne carbon price