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 6.58
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -8.06 -0.375 3.02
Prot (kg) -5.54 -0.441 2.45
Fertility Sub Index 6.81
Calving Interval (days) -3.55 -1.459 5.18
Survival (%) 1.46 1.117 1.63
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index 1.48
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 19.19

* Based on an €80/tonne carbon price