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 21.35
Milk (kg) -343.00 -0.014 4.80
Fat (kg) -23.60 -0.375 8.84
Prot (kg) -17.47 -0.441 7.71
Fertility Sub Index 5.48
Calving Interval (days) -2.59 -1.459 3.78
Survival (%) 1.52 1.117 1.70
Calving Sub Index -1.43
Gestation Length (days) 1.56 -0.919 -1.43
Beef Sub Index -2.55
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 6.39 -0.432 -2.76
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 28.22

* Based on an €80/tonne carbon price