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 0.99
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -1.50 -0.375 0.56
Prot (kg) -0.20 -0.441 0.09
Fertility Sub Index -0.49
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) 1.19 1.117 1.33
Calving Sub Index -0.31
Gestation Length (days) 0.34 -0.919 -0.31
Beef Sub Index -2.11
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 8.06 -0.432 -3.48
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 4.44

* Based on an €80/tonne carbon price