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 -2.55
Milk (kg) -53.00 -0.014 0.74
Fat (kg) 8.33 -0.375 -3.12
Prot (kg) 0.38 -0.441 -0.17
Fertility Sub Index 2.75
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) 1.44 1.117 1.61
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 2.26
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 6.15

* Based on an €80/tonne carbon price