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 2.96
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -1.76 -0.375 0.66
Prot (kg) -2.08 -0.441 0.92
Fertility Sub Index 6.40
Calving Interval (days) -3.08 -1.459 4.49
Survival (%) 1.71 1.117 1.91
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.76
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.98 -0.432 1.29
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 20.95

* Based on an €80/tonne carbon price