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 2.25
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -2.78 -0.375 1.04
Prot (kg) -0.86 -0.441 0.38
Fertility Sub Index 0.13
Calving Interval (days) 1.02 -1.459 -1.49
Survival (%) 1.45 1.117 1.62
Calving Sub Index -0.51
Gestation Length (days) 0.56 -0.919 -0.51
Beef Sub Index -1.75
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 7.60 -0.432 -3.28
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 6.09

* Based on an €80/tonne carbon price