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 4.84
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -1.28 -0.375 0.48
Prot (kg) -3.61 -0.441 1.59
Fertility Sub Index -10.52
Calving Interval (days) 5.18 -1.459 -7.56
Survival (%) -2.65 1.117 -2.96
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.11
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) -2.19 -0.432 0.95
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -5.33

* Based on an €80/tonne carbon price