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 17.53
Milk (kg) -370.00 -0.014 5.18
Fat (kg) -14.57 -0.375 5.46
Prot (kg) -15.62 -0.441 6.89
Fertility Sub Index 7.25
Calving Interval (days) -5.10 -1.459 7.44
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 1.45
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.42 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 31.23

* Based on an €80/tonne carbon price