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 12.61
Milk (kg) -248.00 -0.014 3.47
Fat (kg) -13.71 -0.375 5.14
Prot (kg) -9.07 -0.441 4.00
Fertility Sub Index 7.75
Calving Interval (days) -3.79 -1.459 5.53
Survival (%) 1.99 1.117 2.22
Calving Sub Index -0.82
Gestation Length (days) 0.89 -0.919 -0.82
Beef Sub Index 1.47
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.12 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 24.63

* Based on an €80/tonne carbon price