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 9.45
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -8.06 -0.375 3.02
Prot (kg) -9.52 -0.441 4.20
Fertility Sub Index -0.43
Calving Interval (days) 0.40 -1.459 -0.58
Survival (%) 0.14 1.117 0.16
Calving Sub Index -2.72
Gestation Length (days) 2.96 -0.919 -2.72
Beef Sub Index 1.65
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 11.62

* Based on an €80/tonne carbon price