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 10.27
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -12.72 -0.375 4.76
Prot (kg) -9.04 -0.441 3.99
Fertility Sub Index 13.72
Calving Interval (days) -6.50 -1.459 9.48
Survival (%) 3.79 1.117 4.23
Calving Sub Index -3.13
Gestation Length (days) 3.41 -0.919 -3.13
Beef Sub Index 3.23
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) -1.50 -0.432 0.65
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 27.09

* Based on an €80/tonne carbon price