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 1.27
Milk (kg) -91.00 -0.014 1.27
Fat (kg) 1.28 -0.375 -0.48
Prot (kg) -1.07 -0.441 0.47
Fertility Sub Index 5.48
Calving Interval (days) -2.67 -1.459 3.90
Survival (%) 1.42 1.117 1.59
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.06
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.57 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 16.65

* Based on an €80/tonne carbon price