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 10.59
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -9.55 -0.375 3.58
Prot (kg) -10.30 -0.441 4.55
Fertility Sub Index 5.51
Calving Interval (days) -2.99 -1.459 4.36
Survival (%) 1.03 1.117 1.15
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index 0.31
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 0.26 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 21.73

* Based on an €80/tonne carbon price