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 -2.40
Milk (kg) 25.00 -0.014 -0.35
Fat (kg) -0.80 -0.375 0.30
Prot (kg) 5.33 -0.441 -2.35
Fertility Sub Index 3.61
Calving Interval (days) -1.61 -1.459 2.35
Survival (%) 1.13 1.117 1.26
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index -3.97
Carcass Weight (kg) 6.70 -0.528 -3.53
Age of Slaughter (days) 1.00 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index -1.16
Live WT (kg) 3.80 -0.307 -1.16
Total Carbon Sub Index -5.39

* Based on an €80/tonne carbon price