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 16.68
Milk (kg) -422.00 -0.014 5.91
Fat (kg) -13.41 -0.375 5.02
Prot (kg) -13.02 -0.441 5.75
Fertility Sub Index 5.86
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) 0.19 1.117 0.21
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 2.09
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -0.33 -0.432 0.14
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 28.40

* Based on an €80/tonne carbon price