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 8.10
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -4.95 -0.375 1.85
Prot (kg) -8.61 -0.441 3.80
Fertility Sub Index 7.97
Calving Interval (days) -4.42 -1.459 6.45
Survival (%) 1.36 1.117 1.52
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index -0.32
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 19.43

* Based on an €80/tonne carbon price