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 4.78
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -7.29 -0.375 2.73
Prot (kg) -0.65 -0.441 0.29
Fertility Sub Index 5.04
Calving Interval (days) -2.42 -1.459 3.53
Survival (%) 1.35 1.117 1.51
Calving Sub Index -1.31
Gestation Length (days) 1.42 -0.919 -1.31
Beef Sub Index -2.14
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 4.23 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 11.12

* Based on an €80/tonne carbon price