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 -2.50
Milk (kg) 107.00 -0.014 -1.50
Fat (kg) 1.14 -0.375 -0.43
Prot (kg) 1.31 -0.441 -0.58
Fertility Sub Index 4.50
Calving Interval (days) -2.38 -1.459 3.47
Survival (%) 0.92 1.117 1.03
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.76
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -1.15 -0.432 0.50
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 12.81

* Based on an €80/tonne carbon price