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 1.43
Milk (kg) -167.00 -0.014 2.34
Fat (kg) 2.65 -0.375 -0.99
Prot (kg) -0.19 -0.441 0.08
Fertility Sub Index 4.63
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) 1.47 1.117 1.64
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index -0.31
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.53 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index 6.10

* Based on an €80/tonne carbon price