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 0.47
Milk (kg) -115.00 -0.014 1.61
Fat (kg) 3.29 -0.375 -1.23
Prot (kg) -0.21 -0.441 0.09
Fertility Sub Index 7.01
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) 1.99 1.117 2.22
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.53
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -0.73 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 18.29

* Based on an €80/tonne carbon price