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 -7.36
Milk (kg) 30.00 -0.014 -0.42
Fat (kg) 14.23 -0.375 -5.33
Prot (kg) 3.64 -0.441 -1.61
Fertility Sub Index 8.54
Calving Interval (days) -3.48 -1.459 5.08
Survival (%) 3.10 1.117 3.46
Calving Sub Index 1.43
Gestation Length (days) -1.56 -0.919 1.43
Beef Sub Index 1.30
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) -6.31 -0.432 2.72
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 4.20

* Based on an €80/tonne carbon price