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 14.12
Milk (kg) -288.00 -0.014 4.03
Fat (kg) -23.16 -0.375 8.67
Prot (kg) -3.20 -0.441 1.41
Fertility Sub Index 7.91
Calving Interval (days) -3.47 -1.459 5.06
Survival (%) 2.55 1.117 2.85
Calving Sub Index -1.28
Gestation Length (days) 1.39 -0.919 -1.28
Beef Sub Index -2.97
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 4.93 -0.432 -2.13
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 20.88

* Based on an €80/tonne carbon price