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 -11.82
Milk (kg) 93.00 -0.014 -1.30
Fat (kg) 14.31 -0.375 -5.36
Prot (kg) 11.69 -0.441 -5.16
Fertility Sub Index -0.03
Calving Interval (days) -0.10 -1.459 0.15
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 3.07
Gestation Length (days) -3.34 -0.919 3.07
Beef Sub Index 1.26
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 4.42 -0.432 -1.91
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index -6.55

* Based on an €80/tonne carbon price