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 12.83
Milk (kg) -249.00 -0.014 3.49
Fat (kg) -10.48 -0.375 3.93
Prot (kg) -12.27 -0.441 5.42
Fertility Sub Index 10.90
Calving Interval (days) -5.50 -1.459 8.02
Survival (%) 2.57 1.117 2.87
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index -0.19
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.14 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 26.63

* Based on an €80/tonne carbon price