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 7.49
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -3.11 -0.375 1.16
Prot (kg) -6.06 -0.441 2.67
Fertility Sub Index 8.68
Calving Interval (days) -4.79 -1.459 6.99
Survival (%) 1.51 1.117 1.69
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 3.08
Carcass Weight (kg) -8.50 -0.528 4.48
Age of Slaughter (days) 3.25 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 24.13

* Based on an €80/tonne carbon price