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 13.55
Milk (kg) -300.00 -0.014 4.20
Fat (kg) 0.50 -0.375 -0.19
Prot (kg) -21.60 -0.441 9.53
Fertility Sub Index 7.00
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 2.07 1.117 2.31
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index -2.52
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 6.33 -0.432 -2.73
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 22.56

* Based on an €80/tonne carbon price