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 21.04
Milk (kg) -469.00 -0.014 6.57
Fat (kg) -23.12 -0.375 8.66
Prot (kg) -13.18 -0.441 5.82
Fertility Sub Index 4.88
Calving Interval (days) -2.86 -1.459 4.17
Survival (%) 0.63 1.117 0.70
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.86
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -3.46 -0.432 1.49
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 32.51

* Based on an €80/tonne carbon price