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 12.18
Milk (kg) -316.00 -0.014 4.42
Fat (kg) -11.51 -0.375 4.31
Prot (kg) -7.80 -0.441 3.44
Fertility Sub Index 7.98
Calving Interval (days) -5.24 -1.459 7.65
Survival (%) 0.30 1.117 0.34
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.46
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.01 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 29.56

* Based on an €80/tonne carbon price