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 8.07
Milk (kg) -492.00 -0.014 6.89
Fat (kg) 6.82 -0.375 -2.55
Prot (kg) -8.47 -0.441 3.74
Fertility Sub Index 5.85
Calving Interval (days) -2.71 -1.459 3.95
Survival (%) 1.70 1.117 1.90
Calving Sub Index 1.17
Gestation Length (days) -1.27 -0.919 1.17
Beef Sub Index 10.22
Carcass Weight (kg) -25.60 -0.528 13.50
Age of Slaughter (days) 7.60 -0.432 -3.28
Maintenance Sub Index Maint. Sub Index 18.61
Live WT (kg) -60.70 -0.307 18.61
Total Carbon Sub Index 43.93

* Based on an €80/tonne carbon price