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 8.32
Milk (kg) -348.00 -0.014 4.87
Fat (kg) 1.00 -0.375 -0.37
Prot (kg) -8.67 -0.441 3.83
Fertility Sub Index 4.29
Calving Interval (days) -1.71 -1.459 2.49
Survival (%) 1.61 1.117 1.80
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.59
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 7.97 -0.432 -3.44
Maintenance Sub Index Maint. Sub Index 7.17
Live WT (kg) -23.40 -0.307 7.17
Total Carbon Sub Index 18.95

* Based on an €80/tonne carbon price