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 19.23
Milk (kg) -389.00 -0.014 5.45
Fat (kg) -17.26 -0.375 6.46
Prot (kg) -16.58 -0.441 7.32
Fertility Sub Index 8.86
Calving Interval (days) -4.15 -1.459 6.06
Survival (%) 2.51 1.117 2.80
Calving Sub Index -1.91
Gestation Length (days) 2.08 -0.919 -1.91
Beef Sub Index -0.86
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 3.59 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 31.02

* Based on an €80/tonne carbon price