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 8.11
Milk (kg) -414.00 -0.014 5.80
Fat (kg) 1.30 -0.375 -0.49
Prot (kg) -6.34 -0.441 2.80
Fertility Sub Index 4.06
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) 1.61 1.117 1.80
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -1.13
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 8.36 -0.432 -3.61
Maintenance Sub Index Maint. Sub Index 7.91
Live WT (kg) -25.80 -0.307 7.91
Total Carbon Sub Index 19.66

* Based on an €80/tonne carbon price