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 27.87
Milk (kg) -776.00 -0.014 10.86
Fat (kg) -13.89 -0.375 5.20
Prot (kg) -26.74 -0.441 11.80
Fertility Sub Index 4.35
Calving Interval (days) -2.09 -1.459 3.05
Survival (%) 1.16 1.117 1.30
Calving Sub Index -1.70
Gestation Length (days) 1.85 -0.919 -1.70
Beef Sub Index -2.31
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 3.63 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 31.91

* Based on an €80/tonne carbon price