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 7.27
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -3.69 -0.375 1.38
Prot (kg) -6.99 -0.441 3.09
Fertility Sub Index 2.97
Calving Interval (days) -1.68 -1.459 2.45
Survival (%) 0.46 1.117 0.51
Calving Sub Index 0.14
Gestation Length (days) -0.15 -0.919 0.14
Beef Sub Index 1.55
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 2.89 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 15.63

* Based on an €80/tonne carbon price