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 6.85
Milk (kg) 113.00 -0.014 -1.58
Fat (kg) -12.99 -0.375 4.87
Prot (kg) -8.09 -0.441 3.57
Fertility Sub Index 1.33
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) 0.28 1.117 0.31
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.58
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 10.88

* Based on an €80/tonne carbon price