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 13.04
Milk (kg) -496.00 -0.014 6.94
Fat (kg) -3.28 -0.375 1.23
Prot (kg) -11.02 -0.441 4.86
Fertility Sub Index 4.13
Calving Interval (days) -1.60 -1.459 2.33
Survival (%) 1.61 1.117 1.80
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 0.31
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 8.70 -0.432 -3.76
Maintenance Sub Index Maint. Sub Index 9.07
Live WT (kg) -29.60 -0.307 9.07
Total Carbon Sub Index 27.30

* Based on an €80/tonne carbon price