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 9.38
Milk (kg) -295.00 -0.014 4.13
Fat (kg) -5.20 -0.375 1.95
Prot (kg) -7.49 -0.441 3.31
Fertility Sub Index 4.41
Calving Interval (days) -1.79 -1.459 2.61
Survival (%) 1.61 1.117 1.80
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index -1.43
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 8.45 -0.432 -3.65
Maintenance Sub Index Maint. Sub Index 7.45
Live WT (kg) -24.30 -0.307 7.45
Total Carbon Sub Index 20.63

* Based on an €80/tonne carbon price