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 35.79
Milk (kg) -972.00 -0.014 13.61
Fat (kg) -26.74 -0.375 10.02
Prot (kg) -27.56 -0.441 12.16
Fertility Sub Index 6.38
Calving Interval (days) -2.85 -1.459 4.16
Survival (%) 1.99 1.117 2.22
Calving Sub Index -1.54
Gestation Length (days) 1.68 -0.919 -1.54
Beef Sub Index -1.72
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 8.15 -0.432 -3.52
Maintenance Sub Index Maint. Sub Index 7.02
Live WT (kg) -22.90 -0.307 7.02
Total Carbon Sub Index 45.92

* Based on an €80/tonne carbon price