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 8.31
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -7.42 -0.375 2.78
Prot (kg) -7.49 -0.441 3.31
Fertility Sub Index 6.76
Calving Interval (days) -4.08 -1.459 5.95
Survival (%) 0.72 1.117 0.80
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 1.81
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -1.27 -0.432 0.55
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 21.17

* Based on an €80/tonne carbon price