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 6.28
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -6.66 -0.375 2.49
Prot (kg) -7.28 -0.441 3.21
Fertility Sub Index 10.47
Calving Interval (days) -5.33 -1.459 7.78
Survival (%) 2.41 1.117 2.69
Calving Sub Index -0.44
Gestation Length (days) 0.48 -0.919 -0.44
Beef Sub Index 4.05
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) -4.49 -0.432 1.94
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 23.45

* Based on an €80/tonne carbon price