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 7.37
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -5.26 -0.375 1.97
Prot (kg) -8.52 -0.441 3.76
Fertility Sub Index 5.72
Calving Interval (days) -4.42 -1.459 6.45
Survival (%) -0.65 1.117 -0.73
Calving Sub Index -1.58
Gestation Length (days) 1.72 -0.919 -1.58
Beef Sub Index 1.45
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.06 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 14.70

* Based on an €80/tonne carbon price