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 6.78
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -4.12 -0.375 1.54
Prot (kg) -5.50 -0.441 2.43
Fertility Sub Index 18.80
Calving Interval (days) -12.17 -1.459 17.76
Survival (%) 0.93 1.117 1.04
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 2.35
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 2.61 -0.432 -1.13
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 33.65

* Based on an €80/tonne carbon price