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 0.81
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -0.87 -0.375 0.33
Prot (kg) -0.43 -0.441 0.19
Fertility Sub Index -0.35
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) 1.23 1.117 1.37
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index -2.02
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.23 -0.432 -3.55
Maintenance Sub Index Maint. Sub Index 6.59
Live WT (kg) -21.50 -0.307 6.59
Total Carbon Sub Index 4.69

* Based on an €80/tonne carbon price