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 4.97
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -4.21 -0.375 1.58
Prot (kg) -4.97 -0.441 2.19
Fertility Sub Index -2.69
Calving Interval (days) 1.38 -1.459 -2.01
Survival (%) -0.61 1.117 -0.68
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index 0.57
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.19 -0.432 -1.38
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 4.68

* Based on an €80/tonne carbon price