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 13.18
Milk (kg) -308.00 -0.014 4.31
Fat (kg) -9.99 -0.375 3.74
Prot (kg) -11.61 -0.441 5.12
Fertility Sub Index 8.20
Calving Interval (days) -5.66 -1.459 8.26
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 2.70
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 0.35 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 27.91

* Based on an €80/tonne carbon price