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 5.12
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -1.37 -0.375 0.51
Prot (kg) -4.57 -0.441 2.02
Fertility Sub Index 5.53
Calving Interval (days) -3.88 -1.459 5.66
Survival (%) -0.12 1.117 -0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.20
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -1.19 -0.432 0.51
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 13.68

* Based on an €80/tonne carbon price