Carbon Sub Index breakdown

Date of Evaluation Index Trait PTA * Carbon Cost (€) Contribution
PTA * Carbon Cost
May 2023 Milk Sub Index -5.71
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) 10.38 -0.375 -3.89
Prot (kg) 3.69 -0.441 -1.63
Fertility Sub Index 3.86
Calving Interval (days) -1.69 -1.459 2.47
Survival (%) 1.25 1.117 1.40
Calving Sub Index 3.23
Gestation Length (days) -3.51 -0.919 3.23
Beef Sub Index 2.55
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 3.39 -0.432 -1.46
Maintenance Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 5.45
* Based on an €80/tonne carbon price