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 1.53
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -1.14 -0.375 0.43
Prot (kg) -1.08 -0.441 0.48
Fertility Sub Index 1.59
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) 1.19 1.117 1.33
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index -0.24
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.97 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 13.77

* Based on an €80/tonne carbon price