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 4.51
Milk (kg) -249.00 -0.014 3.49
Fat (kg) 1.20 -0.375 -0.45
Prot (kg) -3.33 -0.441 1.47
Fertility Sub Index 2.13
Calving Interval (days) -0.59 -1.459 0.86
Survival (%) 1.14 1.117 1.27
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index 18.17
Carcass Weight (kg) -40.40 -0.528 21.31
Age of Slaughter (days) 7.27 -0.432 -3.14
Maintenance Sub Index Maint. Sub Index 30.07
Live WT (kg) -98.10 -0.307 30.07
Total Carbon Sub Index 55.34

* Based on an €80/tonne carbon price