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 12.10
Milk (kg) -301.00 -0.014 4.21
Fat (kg) -9.39 -0.375 3.52
Prot (kg) -9.90 -0.441 4.37
Fertility Sub Index -3.14
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) -1.03 1.117 -1.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.13
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.16 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index 9.05

* Based on an €80/tonne carbon price