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 7.25
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -4.08 -0.375 1.53
Prot (kg) -5.82 -0.441 2.57
Fertility Sub Index 3.73
Calving Interval (days) -1.39 -1.459 2.03
Survival (%) 1.52 1.117 1.70
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 2.13
Carcass Weight (kg) -11.00 -0.528 5.80
Age of Slaughter (days) 8.51 -0.432 -3.67
Maintenance Sub Index Maint. Sub Index 11.40
Live WT (kg) -37.20 -0.307 11.40
Total Carbon Sub Index 25.21

* Based on an €80/tonne carbon price