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 9.40
Milk (kg) -316.00 -0.014 4.42
Fat (kg) -4.55 -0.375 1.70
Prot (kg) -7.42 -0.441 3.27
Fertility Sub Index 3.62
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) -0.38 1.117 -0.42
Calving Sub Index 1.76
Gestation Length (days) -1.92 -0.919 1.76
Beef Sub Index 1.42
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.24 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 20.43

* Based on an €80/tonne carbon price