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 14.58
Milk (kg) -370.00 -0.014 5.18
Fat (kg) -7.93 -0.375 2.97
Prot (kg) -14.57 -0.441 6.43
Fertility Sub Index 1.89
Calving Interval (days) -1.76 -1.459 2.57
Survival (%) -0.61 1.117 -0.68
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 0.60
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.40 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 18.53

* Based on an €80/tonne carbon price