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 14.87
Milk (kg) -432.00 -0.014 6.05
Fat (kg) -8.79 -0.375 3.29
Prot (kg) -12.52 -0.441 5.53
Fertility Sub Index 6.45
Calving Interval (days) -2.90 -1.459 4.23
Survival (%) 1.99 1.117 2.22
Calving Sub Index -1.51
Gestation Length (days) 1.64 -0.919 -1.51
Beef Sub Index -2.18
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 8.48 -0.432 -3.66
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 23.80

* Based on an €80/tonne carbon price