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 19.17
Milk (kg) -449.00 -0.014 6.29
Fat (kg) -17.76 -0.375 6.65
Prot (kg) -14.13 -0.441 6.24
Fertility Sub Index 11.34
Calving Interval (days) -5.79 -1.459 8.45
Survival (%) 2.59 1.117 2.89
Calving Sub Index -2.63
Gestation Length (days) 2.86 -0.919 -2.63
Beef Sub Index -1.38
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) -0.58 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 29.60

* Based on an €80/tonne carbon price