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 7.26
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -5.96 -0.375 2.23
Prot (kg) -5.81 -0.441 2.56
Fertility Sub Index 6.66
Calving Interval (days) -3.84 -1.459 5.60
Survival (%) 0.95 1.117 1.06
Calving Sub Index 1.36
Gestation Length (days) -1.48 -0.919 1.36
Beef Sub Index 1.54
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 20.76

* Based on an €80/tonne carbon price