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 -7.82
Milk (kg) 10.00 -0.014 -0.14
Fat (kg) 13.96 -0.375 -5.23
Prot (kg) 5.55 -0.441 -2.45
Fertility Sub Index 17.99
Calving Interval (days) -11.03 -1.459 16.09
Survival (%) 1.70 1.117 1.90
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 1.22
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.20 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 12.93

* Based on an €80/tonne carbon price