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 7.32
Milk (kg) -227.00 -0.014 3.18
Fat (kg) -3.76 -0.375 1.41
Prot (kg) -6.19 -0.441 2.73
Fertility Sub Index 10.73
Calving Interval (days) -6.53 -1.459 9.53
Survival (%) 1.08 1.117 1.21
Calving Sub Index -1.19
Gestation Length (days) 1.29 -0.919 -1.19
Beef Sub Index 0.72
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 21.51

* Based on an €80/tonne carbon price