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 -10.47
Milk (kg) 96.00 -0.014 -1.34
Fat (kg) 12.99 -0.375 -4.87
Prot (kg) 9.65 -0.441 -4.26
Fertility Sub Index 8.13
Calving Interval (days) -4.49 -1.459 6.55
Survival (%) 1.41 1.117 1.58
Calving Sub Index 3.23
Gestation Length (days) -3.51 -0.919 3.23
Beef Sub Index 0.20
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 1.69

* Based on an €80/tonne carbon price