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 -8.46
Milk (kg) 255.00 -0.014 -3.57
Fat (kg) 5.45 -0.375 -2.04
Prot (kg) 6.45 -0.441 -2.85
Fertility Sub Index -2.52
Calving Interval (days) 1.71 -1.459 -2.49
Survival (%) -0.02 1.117 -0.02
Calving Sub Index 2.49
Gestation Length (days) -2.71 -0.919 2.49
Beef Sub Index -2.36
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 6.69 -0.432 -2.89
Maintenance Sub Index Maint. Sub Index -2.91
Live WT (kg) 9.50 -0.307 -2.91
Total Carbon Sub Index -13.76

* Based on an €80/tonne carbon price