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 4.97
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -6.34 -0.375 2.37
Prot (kg) -3.46 -0.441 1.53
Fertility Sub Index 5.95
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) 1.77 1.117 1.98
Calving Sub Index -1.46
Gestation Length (days) 1.59 -0.919 -1.46
Beef Sub Index -2.54
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 7.97 -0.432 -3.44
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 13.06

* Based on an €80/tonne carbon price