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 20.04
Milk (kg) -312.00 -0.014 4.37
Fat (kg) -22.55 -0.375 8.45
Prot (kg) -16.37 -0.441 7.23
Fertility Sub Index 6.53
Calving Interval (days) -2.86 -1.459 4.17
Survival (%) 2.11 1.117 2.36
Calving Sub Index -1.44
Gestation Length (days) 1.57 -0.919 -1.44
Beef Sub Index -2.85
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 8.06 -0.432 -3.48
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 27.93

* Based on an €80/tonne carbon price