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 0.89
Milk (kg) -39.00 -0.014 0.55
Fat (kg) 0.07 -0.375 -0.03
Prot (kg) -0.84 -0.441 0.37
Fertility Sub Index 3.87
Calving Interval (days) -1.49 -1.459 2.17
Survival (%) 1.52 1.117 1.70
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -0.25
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 8.65 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 9.01
Live WT (kg) -29.40 -0.307 9.01
Total Carbon Sub Index 14.26

* Based on an €80/tonne carbon price