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 -3.54
Milk (kg) 98.00 -0.014 -1.37
Fat (kg) 4.41 -0.375 -1.65
Prot (kg) 1.17 -0.441 -0.52
Fertility Sub Index -3.23
Calving Interval (days) 1.84 -1.459 -2.68
Survival (%) -0.49 1.117 -0.55
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index 1.34
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.30 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index -4.14

* Based on an €80/tonne carbon price