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 3.51
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -3.60 -0.375 1.35
Prot (kg) -3.41 -0.441 1.51
Fertility Sub Index 6.00
Calving Interval (days) -2.68 -1.459 3.91
Survival (%) 1.87 1.117 2.09
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index -2.42
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 8.17 -0.432 -3.53
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 12.01

* Based on an €80/tonne carbon price