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 8.97
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -6.83 -0.375 2.56
Prot (kg) -10.47 -0.441 4.62
Fertility Sub Index 8.98
Calving Interval (days) -5.29 -1.459 7.72
Survival (%) 1.13 1.117 1.26
Calving Sub Index -0.90
Gestation Length (days) 0.98 -0.919 -0.90
Beef Sub Index 1.21
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -3.05 -0.432 1.32
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 21.18

* Based on an €80/tonne carbon price